Monday, February 23, 2026

Is Using AI to Write a College Essay the Same as Working With an Editor?

 


Photo: FacultyFocus.com


Professors across universities are grappling with a pressing question:

If students use Artificial Intelligence to write essays, reports, and long-form assignments, are they still the true authors of their work?



Students are expected to produce original writing. Universities emphasize intellectual ownership — the idea that your ideas, analysis, and words should reflect your own thinking. Yet outside academia, writing is rarely a solitary act.

Consider journalism. A reporter writes a story. An editor revises it before publication.

Consider book publishing. An author submits a manuscript. Editors suggest revisions — sometimes major ones — before the book reaches readers.

So what’s the difference?

Is a student using AI really so different from a reporter working with an editor?

Let’s unpack it.


The Reporter and the Editor


In journalism, collaboration is built into the system.

A reporter will typically :

  • Conduct interviews
  • Verify facts
  • Organize the narrative
  • Write the draft

Whereas an editor will typically:

  • Refine clarity
  • Adjust the tone
  • Cut the piece for length
  • Ensure the legal and ethical standards are followed
  • Align the piece with the publication’s mission

How much of the reporter’s work remains in the final article?

Typically, most of it.

The facts, structure, and intellectual framing originate from the reporter. Editors may rewrite sentences or restructure sections, but they do not generate the reporting itself. The reporter is still credited as the author because the intellectual labor belongs to them.

The editor improves expression. They do not replace authorship.


The Book Author and the Publishing Editor


The publishing world operates similarly.

An author:

  • Creates the ideas
  • Develops characters or arguments
  • Structures the narrative
  • Writes the manuscript

Editors may:

  • Suggest structural revisions
  • Request rewrites
  • Improve pacing
  • Strengthen clarity

Sometimes these revisions are substantial. Entire chapters might be reworked. But crucially, the author does the rewriting. The core ideas remain the author’s. The voice remains the author’s. Intellectual ownership remains with the author.

Again, editing enhances authorship — it does not substitute for it.


Now Enter Artificial Intelligence


The situation changes when we introduce AI into academic writing.

There are two very different ways students might use AI.

Scenario 1: AI as a Ghostwriter


A student enters a prompt.
 AI generates the argument, structure, examples, and transitions.
 The student lightly edits the output and submits it.

In this case, who performed the intellectual work?

If the ideas, organization, and much of the wording come from AI, then AI has functioned less like an editor and more like a ghostwriter.

This is fundamentally different from the reporter–editor relationship.

An editor revises your work.
 AI can generate the work itself.

That distinction matters.


Scenario 2: AI as an Editor or Tutor


Now imagine a different case.

The student writes a complete draft independently. They will typically use AI to do the following:

  • Check grammar
  • Suggest clearer phrasing
  • Improve transitions
  • Offer structural feedback

The student decides which suggestions to accept.

In this case, AI functions much more like an editor. The student remains the intellectual author. The core ideas, reasoning, and structure originate from the student.

This use resembles journalism and publishing much more closely.


The Real Difference: Intellectual Labor


The heart of the issue is not whether AI is involved.

The real question is:

Who performed the intellectual labor?

In journalism and publishing, the reporter (and author) generates the ideas. Whereas in education, students are supposed to generate ideas.

Universities assign essays not simply to produce polished writing, but to assess:

  • Critical thinking
  • Argument development
  • Analysis
  • Organization
  • Writing ability
  • Mastery of material

If AI performs those tasks, the assignment no longer measures the student’s learning. And that’s where the tension lies.


Purpose Matters


There is another key difference: purpose.

Journalism and publishing are collaborative industries by design. Editing is expected. It is institutionalized. Academic assignments, however, are assessments. They exist to evaluate an individual’s ability. The goal of a university essay is not to produce the best possible paper at any cost. The goal is to demonstrate the student’s thinking.

If AI replaces that thinking, the educational purpose changes entirely.


A Philosophical Shift


For centuries, tools have helped humans express their ideas more effectively.

A) Dictionaries.
B) Spellcheck.
C) Grammar guides.
D) Editors.

These tools refined human thought. AI represents something new. It does not merely refine expression — it can generate structure, arguments, and analysis. The line between assistance and substitution becomes blurred. And the ethical question becomes simpler — and harder — at the same time:

Is AI helping the student think better?
 Or is it doing the thinking for them?


So, Is It the Same?


If AI is used like an editor — to refine a student’s original work — the analogy to journalism and publishing holds. If AI is used as a ghostwriter — to generate the intellectual substance — the analogy breaks down. Editors polish authors. They do not replace them. That is the difference.

And that distinction is where universities are now drawing their lines.

Wednesday, February 11, 2026

The Chemistry Behind Deodorants and Antiperspirants: What’s Really Happening Under Your Arms?


Most of us swipe on deodorant or antiperspirant every morning without thinking twice about it. But what’s actually happening on your skin after that quick roll-on or spray?

The answer lies in chemistry — and the science is more fascinating than you might expect.

Although often used interchangeably, deodorants and antiperspirants work in completely different ways. One targets odor. The other targets sweat. Let’s break down the chemical mechanisms behind both.


First: Sweat Doesn’t Actually Smell

Here’s a surprising fact: fresh sweat is mostly odorless.

Sweat is primarily water, along with small amounts of salts, proteins, and lipids. The smell associated with body odor comes from bacteria living on your skin, not from sweat itself.

In areas like the armpits, apocrine glands release sweat that contains proteins and fatty compounds. Skin bacteria — particularly species like Corynebacterium and Staphylococcus — metabolize these compounds and convert them into:

  • Short-chain fatty acids

  • Sulfur-containing molecules

  • Volatile organic compounds

These byproducts are what produce body odor.

So how do deodorants and antiperspirants intervene?


How Deodorants Work: Targeting Odor at the Source

Deodorants are designed to combat odor — not sweat. They rely on several chemical strategies.


1. Antibacterial Agents

Since bacteria are responsible for odor, many deodorants include ingredients that suppress or kill them.

Common antibacterial compounds include:

  • Alcohol (ethanol or isopropanol)

  • Ethylhexylglycerin

  • Benzalkonium chloride

  • Essential oils (like tea tree oil)

  • Triclosan (used less today due to regulatory concerns)

These chemicals work by:

  • Disrupting bacterial cell membranes

  • Denaturing bacterial proteins

  • Interfering with enzyme systems

Fewer bacteria = less metabolic breakdown of sweat = less odor.


2. pH Alteration

Skin bacteria thrive in near-neutral environments. Many deodorants are formulated to be mildly acidic (around pH 4–5).

This lower pH:

  • Disrupts bacterial enzyme activity

  • Inhibits microbial growth

  • Shifts the skin’s microbiome balance

By making the environment less hospitable to odor-producing bacteria, deodorants reduce smell without affecting sweat production.


3. Masking Fragrances

Let’s be honest — fragrance plays a big role.

Perfumes and essential oils don’t eliminate odor chemically. Instead, they:

  • Overpower odor molecules

  • Blend with them to create a more pleasant scent

  • Provide the perception of freshness

This is why some deodorants work better initially than others — the effect can be largely sensory.


4. Enzyme Inhibition (Advanced Formulations)

Some newer formulations aim to block the enzymes bacteria use to break down sweat components.

By inhibiting lipases and proteases, these deodorants reduce the formation of odor-causing compounds like:

  • Isovaleric acid

  • 3-methyl-2-hexenoic acid

This approach tackles odor production at a biochemical level.


How Antiperspirants Work: Reducing Sweat Itself

Antiperspirants take a different route. Instead of focusing on bacteria, they reduce the moisture that bacteria need to thrive.

The active ingredients? Aluminum-based salts.

Common examples include:

  • Aluminum chlorohydrate

  • Aluminum zirconium tetrachlorohydrex gly


1. The Gel Plug Mechanism

When applied to the skin, aluminum salts dissolve in sweat. They then react with electrolytes and proteins in the sweat duct.

This reaction forms a gel-like aluminum hydroxide complex that:

  1. Precipitates inside the sweat duct

  2. Forms a temporary plug

  3. Blocks sweat from reaching the skin surface

Less sweat reaching the surface means:

  • Less moisture for bacteria

  • Less bacterial metabolism

  • Less odor formation

Importantly, this blockage is temporary. The plug is naturally shed as skin cells renew.


2. Pore Contraction (Astringent Effect)

Aluminum salts also have mild astringent properties. They can cause slight constriction of the sweat gland ducts, further reducing sweat flow.


The Key Differences

FeatureDeodorantAntiperspirant
Reduces sweatNoYes
Targets bacteriaYesIndirectly
Uses aluminum saltsNoYes
Alters skin pHOftenNot primarily
Mechanism typeAntimicrobial & sensoryPhysical blockage

Many modern products combine both functions — meaning your “deodorant” may actually be doing double duty.


Why Stress Sweat Smells Worse

You may have noticed that stress sweat smells stronger. That’s because stress activates apocrine glands more intensely, producing sweat richer in proteins and lipids — prime material for bacterial metabolism.

More substrate for bacteria = stronger odor.


The Aluminum Safety Debate

Concerns have periodically surfaced about aluminum in antiperspirants. Current scientific evidence indicates that the amount of aluminum absorbed through the skin is extremely low and well below established safety thresholds. Major health organizations have not found conclusive evidence linking antiperspirant use to serious disease.

That said, consumer preference has driven growth in aluminum-free products — which function strictly as deodorants.


The Takeaway

  • Sweat itself doesn’t smell.

  • Bacteria convert sweat components into odor-causing molecules.

  • Deodorants fight bacteria and mask smell.

  • Antiperspirants physically reduce sweat using aluminum salts.

What seems like a simple hygiene product is actually a small daily chemistry experiment happening on your skin.

Next time you apply your morning swipe, you’ll know: it’s not just freshness — it’s biochemistry at work.