Week 4 · Chapter

Chapter 4 — Thesis & Essay Structure

English Composition Free sample edition

The module's primary reading · ~35–45 minutes · Objective 3 (develop an arguable, specific thesis and organize an essay around it — unified, coherent, well-developed paragraphs built from a point through evidence to explanation, with an introduction that lands the thesis, transitions that name real relationships, and a conclusion that synthesizes) · Read it first this week; the lecture, the tutorial, the quiz, and the Writing Studio all build on it.

In plain language

Every essay needs one sentence that tells the reader what the whole thing is trying to prove. That sentence is the thesis (the sentence that states the essay's main claim). This week you learn to test a thesis, to tell it apart from sentences that only look like one, and to shrink a big subject down to a claim a short essay can support. Then you learn to build the essay around it: an essay map (a short plan of the points the body will make, in order), an introduction, body paragraphs, and a conclusion that adds things up instead of repeating. You practice all of it on the running draft about phones in lecture classes.

Why you already care about this

A friend asks you to read her cover letter before she sends it. It runs 4 paragraphs and names 6 jobs, from a summer at a car wash to 2 years at a pharmacy counter. Every sentence is true. When you finish, you still cannot say what she wants the hiring manager to believe about her. You hand it back and ask, "So what is your point?"

You have been on the other end, too. A housemate posts a message about rent in the group chat, and it runs three screens: the landlord's email, a story about the water heater, a question about the deposit. Only at the bottom does it say what the sender wants, which is to split a repair bill four ways. By then, two people have stopped reading.

Both writers had something to say. Neither one said it up front, in one sentence, where a reader could find it and test it. That one sentence is what this chapter is about, along with the plan that lets a whole essay deliver on it.

By the end of this chapter you will be able to:

write a working thesis and test it for being arguable and specific;
spot the four thesis impostors and the arguable-but-vague near-miss;
narrow a broad topic to a question and then to a claim;
map an essay's body points in a deliberate order, including where the counterargument goes;
plan an introduction, body, and conclusion, and join the paragraphs with transitions that name a relationship;
run a reverse outline on a whole draft and test a chatbot's thesis with the same tools.

Carry this sentence with you: a thesis takes a side; a topic only names a subject.

Where we are

Already covered: Week 1, The Writing Process & the Rhetorical Situation, gave you the five questions (writer, audience, purpose, genre, context) and the habit of revising. Week 2, Critical Reading: Summary & Response, taught you to separate a text's topic from its claim. Week 3, The Paragraph, taught you to build one paragraph around a controlling idea, with evidence and explanation.
This week: the thesis and the working thesis, the two-part test, the impostors, narrowing, the essay map, the shape of an academic essay, transitions between paragraphs, and the reverse outline in full.
How they connect: a thesis does for a whole essay what a topic sentence does for one paragraph. It states the claim that every part below it works to prove.
Where we're going next: Week 5, Narrative & Expository Writing, begins the unit on the modes. You will use this week's shape to tell a true story with a point and to explain a process.

Two earlier ideas carry this chapter. From Week 2, a topic is what a text is about, and a claim is the position it takes on that topic. From Week 3, a controlling idea is the claim one paragraph sets out to prove. This week you meet the claim at its largest size: the one claim a whole essay sets out to prove. Week 1 matters too. Your audience decides what counts as arguable and how much background the introduction must give.

1. Name the claim: the thesis and the working thesis

Think back to the cover letter. Suppose your friend adds one sentence at the end of her first paragraph.

"My years at a pharmacy counter taught me to handle private information carefully under time pressure, which is the skill a medical-records clerk needs most."

Now every later paragraph has a job. Each one shows a piece of that sentence in action, and the hiring manager knows what to look for.

The thesis is the sentence, sometimes two, that states an essay's main claim; every body paragraph in the essay works to support it.

You will not always know your claim before you start. Most writers find it, or sharpen it, while they draft. That is why this course talks about a working thesis too.

A working thesis is the essay's main claim in its best current form while you are still drafting; you expect to sharpen or even change it as the draft teaches you what you can support.

Worked example — the running draft's working thesis. In Week 1 you met the running draft's topic: "our college's phone policy in lecture classes". The draft is illustrative and written for this course; it has no named author. Its writer is a student, and its audience is the faculty senate's curriculum committee, the group that would vote on a new policy. Here is the working thesis the draft reaches this week:

"Our college should make lecture sections phone-free by default, with a stated exception for documented accommodations and emergencies, because the benefit falls hardest on the students who struggle most and the cost to everyone else is small."

Read it as the committee would. It tells them what to vote for (phone-free lecture sections by default). It names the exception. It gives two reasons. In words: one sentence now carries the whole proposal, so the committee can decide whether the rest of the essay proves it.

Notice the scale. In Week 3 the revised body paragraph opened with a controlling idea: "The strongest reason for a phone-free default is that the benefit is not spread evenly." That sentence controls one paragraph. The working thesis controls the essay, and that paragraph becomes one of its supports.

Misconception check — "I need a perfect thesis before I can start." Students often think they must lock in a finished thesis before writing a word. It is tempting because the thesis comes first on the page. But the process you learned in Week 1 is recursive: drafting sends you back to invention, and a draft often shows you a better claim than the one you started with. The cure is to write a working thesis, label it "working," and expect to revise it.

Pause and think. Choose one of these two options.

(a) think of a message you sent recently that asked for something, and write the one sentence that states what you wanted.
(b) think of an essay you wrote before this course, and write the one sentence it was trying to prove, even if the essay never said it.

2. Test it: arguable and specific

A thesis has to pass two checks. Think of them as the two questions a skeptical committee member would ask.

The two-part test is the check every thesis must pass: it is arguable, so a reasonable person could disagree with it, and it is specific, so it names what is claimed and often why.

Take the two halves one at a time.

Arguable means open to reasonable disagreement; a statement is arguable when a thoughtful reader could take the other side, which rules out a bare fact, a topic, and a matter of taste.
Specific means precise enough to promise only what the essay will support: a specific thesis names who or what it is about, what it claims, and often the reason.

"Arguable" does not mean angry or extreme. A reasonable person has to be able to disagree in good faith. "Specific" does not mean long. It means the reader can tell exactly what you will have to prove.

Worked example — testing the running draft's thesis. Run both checks on the working thesis from section 1.

Arguable? Yes. Many students and teachers prefer an open policy, so a reasonable person could disagree.
Specific? Yes. It names who (the college) and what (phone-free lecture sections by default). It names the exception (documented accommodations and emergencies). It also says why: the benefit falls hardest on the students who struggle most, and the cost to everyone else is small.

In words: the thesis passes both halves, so the committee knows there is a real decision here and knows what the essay owes them.

Worked example — a weak thesis made strong. Here is an illustrative sentence for a neighborhood newsletter, written for this course: "Our block's recycling could be better." Run the test.

Arguable? Barely. Almost nobody would argue that recycling could not be better, so there is little to dispute.
Specific? No. "Better" how? Run by whom? Better for what reason?

A revision:

"Our block should move recycling pickup from the first day of the week to the fourth, because the early pickup comes before most residents have sorted the weekend's bottles and boxes." Now a neighbor could disagree (some like the early pickup), and the sentence names who, what, and why.

Misconception check — "arguable means controversial." Students often think a thesis has to pick a fight over a big public question to count as arguable. It is tempting because "argument" sounds like a debate stage. But arguable only means a reasonable person could disagree. A pickup day, a meeting policy, or a phone rule in lecture halls is arguable, and those make better short essays than huge public questions do. One honest caveat: a matter of pure taste ("blue is the best color") is not arguable in this sense, because no evidence could settle it.

3. Spot the impostors

Some sentences sit right where a thesis belongs and look like one at a glance. They are impostors. Each one fails the two-part test in its own way, and each one is a common first-draft habit.

A thesis impostor is a sentence that sits where a thesis should be but takes no side: a topic, a statement of fact, a question, or an announcement of what the essay will discuss.

Here are the four impostors, all illustrative and drawn from everyday campus questions.

The four thesis impostors and the near-miss, each with an illustrative example and the half of the two-part test it fails
Kind of sentence	Illustrative example	Why it is not a thesis
A topic	"Campus parking."	It names a subject and takes no side, so it is not arguable.
A statement of fact	"New students attend a first-year orientation before classes begin."	Nobody disputes it, so it is not arguable.
A question	"Should our college move to a four-day class schedule?"	A question asks; a thesis answers.
An announcement	"In this essay I will discuss first-year orientation."	It promises a discussion and takes no position.
Arguable but vague	"A four-day class schedule has pros and cons."	It passes "arguable" in a weak way and fails "specific."

The announcement gets its own definition, because it is the impostor most often handed in. An announcement is a sentence such as "In this essay I will discuss first-year orientation" that names a subject and promises a discussion without stating any position on it.

Worked example — turning an impostor into a thesis. Start from the question: "Should our college move to a four-day class schedule?" A thesis answers it. Here is one illustrative answer, written for this course:

"Our college should keep a five-day class schedule, because a four-day week would pack longer class blocks into each day and squeeze out the hours many students spend at work."

Run the test. Arguable: yes, since many students would welcome a free weekday. Specific: yes, since it names the decision (keep five days) and the reason (longer blocks, lost work hours). A writer could argue the other side equally well. "Our college should move to a four-day schedule, because one weekday free of classes gives commuting students a full day for work or family" also passes. The test checks the shape of the claim, not which side you pick.

In words: the question became a thesis the moment it took a side and said why.

Misconception check — "a question makes a good thesis because it gets the reader thinking." Students often open with a question and leave it as the thesis. It is tempting because questions feel engaging. But a question hands the job of answering to the reader. A question can work well as a hook, the sentence that draws the reader in. The cure is to keep the question for the opening line if you like it, and then answer it in the thesis.

Misconception check — "In this essay I will discuss…" Students often write an announcement because it feels organized and safe. It is tempting because it tells the reader what is coming. But it promises only that you will talk, not what you will prove. The cure is to replace "discuss" with the claim itself: what do you think about orientation, and why?

4. Narrow a broad topic to a claim

Big subjects make weak essays. "Phones," "parking," and "the workplace" are each the size of a library shelf. A short essay can prove one specific claim about one specific situation, and narrowing is how you get there.

Narrowing is shrinking a broad subject to a question a short essay can answer with evidence, and then answering that question as a claim.

Narrowing runs in three steps: subject, question, claim. At each step you ask, "Could I prove something about this in a few pages, for this reader?"

Worked example — the running draft, narrowed. Here is the path the running draft took, step by step.

Broad topic: phones. Too big for a short essay, and it takes no side.
Narrower topic: "our college's phone policy in lecture classes". Still a topic: it names a subject and says nothing a reader could dispute.
Question the topic raises: should lecture sections be phone-free? A question is a step toward a thesis, but a thesis answers.
Working thesis: "Our college should make lecture sections phone-free by default, with a stated exception for documented accommodations and emergencies, because the benefit falls hardest on the students who struggle most and the cost to everyone else is small."

In words: each step cut the subject down until a committee could vote on it, and the last step took a side.

Worked example — a workplace email, narrowed. Here is an illustrative case, written for this course. A shift supervisor at a warehouse wants to write to the operations manager about "meetings." That is a subject. A question narrows it: should the weekly all-staff meeting stay at 7 a.m.? A claim answers it:

"The weekly all-staff meeting should move from 7 a.m. to the 11 a.m. shift overlap, because the early meeting pulls the night crew past the end of their shift and leaves the day crew starting half-awake."

Now the manager knows what to decide and why.

Misconception check — "a broader thesis gives me more to write about." Students often keep a topic wide so they will not run out of things to say. It is tempting because a blank page feels large. But a broad thesis forces you to skim many points instead of proving one. The cure is to narrow until every body paragraph can go deep, and to trust that one well-proven point fills a page faster than five half-made ones.

5. Map the essay before you build it

Before a road trip, you check the stops on a map and decide their order. You do not drive to the farthest city first and double back. An essay works the same way: you decide the stops before you write the paragraphs.

An essay map is a short plan that lists the points the body of an essay will make, one point per body paragraph, in a deliberate order that includes where any counterargument will go.

A counterargument is the strongest objection a fair reader would raise against your thesis. You will learn to build and answer one fully in Week 7. For now, the map only needs to say where it will live.

Worked example — the running draft's essay map. Here is the three-point map for the working thesis.

Point 1: the benefit falls hardest on the students who struggle most. This is the body paragraph you revised in Week 3.
Point 2: the cost to everyone else is small, because the policy covers lecture sections only and keeps a stated exception.
Point 3: the strongest objections are accessibility needs, emergencies, and adult students who manage work by phone. Your answer is an opt-in accommodation and a stated exception, not a blanket ban. The counterargument lives here.

Now the order. The strongest reason comes first, and the reason that lowers your reader's worry comes second. The objections come last. Your reader meets them after the case is built, right before the conclusion.

In words: each point is one body paragraph, and the order walks the committee from "why do it" to "it costs little" to "and here is how we handle the hard cases."

Other orders are possible, and that is the point of choosing on purpose. A writer facing a doubtful audience might answer the objections first, to clear the ground. A writer facing a friendly audience might save the strongest reason for last. One limitation of any map: it is a plan, not a promise. If the draft shows you a better order, change the map.

Misconception check — "the order of body paragraphs does not matter, as long as they are all there." Students often write their points in the order they thought of them. It is tempting because that is the order the ideas arrived. But a reader experiences the essay in sequence, and the order is part of the argument. The cure is to write one line under your map that says why the points come in this order. If you cannot write that line, the order is an accident.

Pause and think. Choose one of these two options.

(a) for the running draft, argue in two sentences for putting point 3 (the objections) first instead of last.
(b) for a claim of your own, list three body points and write one line that says why they come in that order.

6. Give the essay its shape

Most academic essays share one shape: an introduction, body paragraphs, and a conclusion. It is a classroom model, a simplification you can hold in one hand, and real essays bend it. But it is the shape your readers expect, so it is worth knowing well.

The introduction

An introduction is the opening paragraph of an academic essay, which draws the reader in with a hook, gives the context the reader needs, and states the thesis.

A hook is the opening sentence or two of an introduction, such as a scene, a question, or a surprising detail, that gives the reader a reason to keep reading.

The context is the background this reader needs before the claim makes sense. That is your Week 1 rhetorical situation at work: a committee that knows the campus well needs less background than a newcomer would.

The body

The body paragraphs make one point each, in the order the map chose. Each one is a Week 3 paragraph: a topic sentence with a controlling idea, evidence, explanation, and a link.

The conclusion

A conclusion is the closing paragraph of an academic essay, which synthesizes the body's points into what they add up to and answers the reader's "so what?" instead of repeating the thesis.

So what? is the reader's question about why an essay's claim matters; a strong conclusion answers it by naming what follows from the argument for the reader or the decision at hand.

To synthesize is to put the points together into something larger than any one of them. A restatement repeats the thesis in new words. A synthesis says what the reader now knows that they did not know when the essay began.

Worked example — the running draft's introduction and conclusion plan. Here is the plan, step by step.

Opening scene: an illustrative lecture scene a reader can picture, written for this course. "Halfway through a lecture on cell division, the student in the third row has three tabs open on a phone, and none of them is about cell division."
Context: a campus where phone use in lectures is unregulated, so each instructor sets a rule or none.
Thesis: the working thesis, as the introduction's last sentence.
Conclusion: it says what the three points add up to. Together they describe a default that helps the students with the least slack and protects the students who need an exception. Then it answers "so what?" for the committee: the policy can be adopted without a blanket ban.

In words: the introduction moves from a scene to a situation to a claim, and the conclusion moves from three points to one decision the committee can make.

Where the thesis goes: a convention, not a rule

In a short academic essay, the thesis usually comes at the end of the introduction. That placement is the placement convention, the common practice of putting the thesis at the end of the introduction in a short academic essay; it is a convention a writer may depart from on purpose, not a rule.

The convention exists for a reason: the reader gets the hook and the context first, then learns the claim right before the evidence starts. But a writer may break it on purpose. A short memo might open with the claim in its first line. A narrative essay might hold its point until the last paragraph. What matters is that the reader can find the claim when they need it.

Misconception check — "the thesis must be one sentence at the end of the introduction." Students often treat the placement as a law. It is tempting because many teachers ask for it, and it works well for short academic essays. But it is a convention, not a rule. A thesis can take two sentences, and it can sit elsewhere when the genre calls for it. The cure is to follow the convention by default and to break it only when you can say why your reader is better served.

Misconception check — the conclusion as a restatement. Students often end by repeating the thesis in slightly different words. It is tempting because it feels like a neat bow. But a reader who has read the whole essay does not need the thesis again. The cure is to answer "so what?" Say what the points add up to, or what the reader can now decide or do.

7. Join the paragraphs and test the structure

Week 3 taught transitions inside a paragraph, the small words that hand one sentence to the next. Between paragraphs the same job gets bigger. Each new paragraph has to tell the reader how its point relates to the last one.

A transition between paragraphs names one of a handful of relationships. The next point might add to the last one, contrast with it, answer it, or follow from it. "Also" and "Another thing" name nothing; they only say "here is more."

Worked example — the transition into the objections. Here is an illustrative transition between paragraphs 2 and 3 of the running draft, written for this course:

"A small cost is still a cost, and for some students it is not small at all."

The sentence opens on old information, the small cost from paragraph 2. It then names a contrast ("still," "not small at all") and announces the objections. In words: the reader knows before the paragraph begins that the essay is turning to the other side.

Once the paragraphs are joined, you can test the whole structure. Week 3's reverse-outline check worked on one paragraph, sentence by sentence. The full version works on the whole essay, paragraph by paragraph.

A reverse outline is a structure test for a whole draft: beside each paragraph you note what it says and what job it does, then read only those notes to find repeats, gaps, and paragraphs out of order.

Worked example — reverse-outlining the planned draft. Here is the running draft's plan, one row per paragraph.

Reverse outline of the running draft's planned essay: what each paragraph says and the job it does for the argument
Paragraph	What it says	The job it does
¶1	The college should go phone-free by default	States the thesis
¶2	The benefit is uneven	Gives the main reason
¶3	The cost is small	Lowers the reader's worry
¶4	The objections are real and answerable	Answers the other side
¶5	What the reasons add up to	Synthesizes

Read only the job column, top to bottom: state the claim, give the main reason, lower the worry, answer the other side, synthesize. Every paragraph has a different job, and the jobs come in an order a reader can follow. Here ¶1 is the introduction, so its job is the thesis.

Worked example — a reverse outline that catches a problem. Here is an illustrative five-paragraph draft for a cover letter's longer cousin, a scholarship essay, written for this course. Its job column reads: states the thesis; shows leadership at a food pantry; shows leadership at a food pantry, again, with a different story; describes a favorite class; restates the thesis. The list shows three problems at once. Paragraphs 2 and 3 repeat a job. Paragraph 4 has no job the thesis asked for. Paragraph 5 restates instead of synthesizing. In words: the reverse outline found the repeat, the gap, and the weak ending in under a minute, before a single comma was touched.

In practice (your tools). In your word processor, add a comment beside the first line of each paragraph with two notes: what it says and what job it does. Then read down the comment margin alone. If your word processor has an outline or navigation pane, you can also give each paragraph a short heading for the check and delete the headings afterward.

Misconception check — "transitions are words like 'also' and 'another thing.'" Students often start every body paragraph with "Another reason" or "Also." It is tempting because those words are easy and always fit. But they name no relationship, so the reader cannot tell whether the next point builds, contrasts, or answers. The cure is to ask how the new point relates to the last one, and then to write a sentence that says so.

8. Check the machine: the two-part test on a chatbot's thesis

Chatbots write fluent sentences fast, and many students now ask one for a thesis. The course rule holds here as everywhere: the tool drafts, and the writer judges. A chatbot is a drafting partner that is routinely wrong about writing. Thesis requests show a common failure: the reply looks like a thesis and takes no side.

Worked example — testing a chatbot's thesis. Suppose you ask a chatbot to "write a thesis about phones in college lectures." Here is the kind of reply such tools often produce. It is written for this course as an illustration and attributed to no product.

"Phones in college lectures offer both benefits and drawbacks, and this essay will explore the various perspectives on this complex issue."

Run the week's tests on it.

Arguable? Barely. "Both benefits and drawbacks" is the arguable-but-vague near-miss: it hints at a debate but takes no side, so it passes "arguable" only in a weak way and gives a reader nothing to agree or disagree with.
Specific? No. It names no policy, no audience, and no reason.
Impostor check: "this essay will explore" is an announcement. It promises a discussion without a position.
Your move: decide which side you can support for your reader, and write the claim yourself. The running draft's working thesis is one answer; the opposite side, argued well, would be another.

In words: the reply sounded finished, but it took no side and failed the specific half of the test. You keep the claim your own. It is the same fix your friend's cover letter needed in the opening: one sentence that asks the reader to believe something specific.

Misconception check — "the chatbot's thesis sounds academic, so it must be strong." Students often trust a thesis because it uses words like "complex," "various," and "explore." It is tempting because those words sound like college writing. But they are the words of a sentence that has not decided anything. The cure is the two-part test: could a reasonable person disagree, and does it name what is claimed and why? An honest limitation: a chatbot can help when you ask a narrow question, such as "What is the strongest objection to this claim?", as long as you check its answer against your own reasons.

Pause and think. Choose one of these two options.

(a) explain in two or three sentences why a thesis that "explores both sides" might feel safer to a writer, and what it costs the reader.
(b) take a pros-and-cons sentence on any campus topic and rewrite it as a claim that takes one side and says why.

Key terms

thesis — The sentence, sometimes two, that states an essay's main claim; every body paragraph in the essay works to support it. (first used: 1. Name the claim: the thesis and the working thesis)
working thesis — The essay's main claim in its best current form while you are still drafting; you expect to sharpen or even change it as the draft teaches you what you can support. (first used: 1. Name the claim: the thesis and the working thesis)
two-part test — The check every thesis must pass: it is arguable, so a reasonable person could disagree with it, and it is specific, so it names what is claimed and often why. (first used: 2. Test it: arguable and specific)
arguable — Open to reasonable disagreement; a statement is arguable when a thoughtful reader could take the other side, which rules out a bare fact, a topic, and a matter of taste. (first used: 2. Test it: arguable and specific)
specific — Precise enough to promise only what the essay will support: a specific thesis names who or what it is about, what it claims, and often the reason. (first used: 2. Test it: arguable and specific)
thesis impostor — A sentence that sits where a thesis should be but takes no side: a topic, a statement of fact, a question, or an announcement of what the essay will discuss. (first used: 3. Spot the impostors)
announcement — A sentence such as "In this essay I will discuss first-year orientation" that names a subject and promises a discussion without stating any position on it. (first used: 3. Spot the impostors)
narrowing — Shrinking a broad subject to a question a short essay can answer with evidence, and then answering that question as a claim. (first used: 4. Narrow a broad topic to a claim)
essay map — A short plan that lists the points the body of an essay will make, one point per body paragraph, in a deliberate order that includes where any counterargument will go. (first used: 5. Map the essay before you build it)
introduction — The opening paragraph of an academic essay, which draws the reader in with a hook, gives the context the reader needs, and states the thesis. (first used: 6. Give the essay its shape)
hook — The opening sentence or two of an introduction, such as a scene, a question, or a surprising detail, that gives the reader a reason to keep reading. (first used: 6. Give the essay its shape)
conclusion — The closing paragraph of an academic essay, which synthesizes the body's points into what they add up to and answers the reader's "so what?" instead of repeating the thesis. (first used: 6. Give the essay its shape)
so what? — The reader's question about why an essay's claim matters; a strong conclusion answers it by naming what follows from the argument for the reader or the decision at hand. (first used: 6. Give the essay its shape)
placement convention — The common practice of putting the thesis at the end of the introduction in a short academic essay; it is a convention a writer may depart from on purpose, not a rule. (first used: 6. Give the essay its shape)
reverse outline — A structure test for a whole draft: beside each paragraph you note what it says and what job it does, then read only those notes to find repeats, gaps, and paragraphs out of order. (first used: 7. Join the paragraphs and test the structure)

Summary

A thesis states the essay's main claim; a working thesis is that claim while you draft.
The two-part test: arguable (a reasonable person could disagree) and specific (names what and often why).
The impostors are a topic, a fact, a question, and an announcement; "has pros and cons" is the near-miss.
Narrowing runs subject, then question, then claim.
An essay map lists one point per body paragraph, in an order you can explain, with a place for the counterargument.
The introduction gives a hook, context, and the thesis; the conclusion synthesizes and answers "so what?"
The thesis usually closes the introduction: a convention, not a rule.
Transitions between paragraphs name a relationship; a reverse outline tests the whole structure.
Run the two-part test on any chatbot's thesis; the writer judges.

Check your understanding

Work these before looking at the answers — they are ungraded, and the answers (with reasoning) are at the bottom of the page.

A community library is reviewing its weekend hours. Label each illustrative sentence as a topic, a fact, a question, an announcement, a near-miss, or a thesis. Here are the four sentences. (a) "The library is open four hours on weekend days." (b) "This essay will look at the library's weekend hours." (c) "The library should open at noon on weekend days instead of at two, because the families who use the children's room come between lunch and nap time." (d) "Weekend library hours have advantages and disadvantages."
Narrow this broad subject in three steps (topic, question, claim) for an audience of a company's office manager: "remote work."
A student reverse-outlines an illustrative essay arguing that a campus food pantry should open on weekends. The job column reads: ¶1 states the thesis; ¶2 shows that weekend hunger is a real problem; ¶3 describes the pantry's history; ¶4 shows that weekend volunteers are available; ¶5 repeats the thesis word for word. Name two problems the list reveals and one fix for each.
An illustrative essay argues that a city bus route should add a late-evening trip. Here is its conclusion: "In conclusion, the Route 12 bus should add a trip at 10 p.m., as this essay has shown." Explain why it is weak and write a stronger final sentence.

Answers (worked reasoning — read after attempting)

(a) is a statement of fact: a reader could check it, but nobody would argue with it. (b) is an announcement: it promises a look without taking a position. (c) is a thesis: a reasonable person could disagree (some patrons might prefer the later opening), and it names what (open at noon), where (weekend hours), and why (when families use the children's room). (d) is the arguable-but-vague near-miss: it takes no side and names no change. This item catches the habit of treating any sentence about the topic as a thesis.
One good path runs in three steps. Topic: "remote work at this office." Question: "should the team's in-office day stay early in the week or move later?" Claim: "The team's in-office day should move to the end of the week, because that is when the clients call in and two of the five staff already come in that day for training." Each step cuts the subject smaller, and the last step takes a side and gives a reason the office manager can check.
First, ¶3 has no job the thesis asked for: the pantry's history does not help prove it should open on weekends. Fix: cut it, or turn it into evidence (for example, how often weekday-only hours have turned people away). Second, ¶5 restates instead of synthesizing. Fix: rewrite it to answer "so what?", for example by naming what the campus gains if the pantry opens on weekends and what the first step would be. This item catches the "conclusion as restatement" misconception and the missing-job problem.
It is weak because it only repeats the thesis and adds "as this essay has shown," which tells the reader nothing new. A stronger final sentence answers "so what?" Here is one: "One added trip would let evening-shift workers and night students get home without a ride, which is a small change for the transit agency and a large one for its riders." That sentence puts the points together and names what follows from them.

Next up in this module: the Readings & Resources page, the lecture tutorial, the practice set, and the quiz — and next week, Narrative & Expository Writing puts this essay model to work in the first major essay.

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