Clue 1: Orient yourself
Who reviews the plan before anyone joins?
Use the labels and the picture's left-to-right, near-to-far, or before-and-after order. Name only what you can point to.
The question
Who reviews the plan before anyone joins?
Why it matters: Clinical recommendations affect real children and families. Fair comparisons, bias control, ethical limits, and honest uncertainty keep a promising result from becoming a harmful claim. Today you practice the professional reasoning behind that work: Child research requires favorable risk and benefit, IRB review, parental permission, and affirmative assent when the child is capable.
On your WebXam
Applying equipoise to judge whether a randomized study is ethical
For life
Having a gene is not the same as using it.
Principle: Having it is not using it
Five principles we return to
Having it is not using it
Same instructions, different switches
Same look, different cause
Change one thing and watch
Boss or doorman?
Decides the result or only allows it
Held down, not gone
Remove the brake and it returns
Many roads, one ending
One result can begin many ways
Try the everyday version first
A field trip needs safety review, adult permission, and child agreement
A field trip requires several approvals with different purposes. Safety review, adult permission, and the student's own agreement are related but not interchangeable.
Do not jump to the biology yet. Treat the picture as a small system. Track its parts, follow one change at a time, and keep more than one explanation open until the picture supplies a way to separate them.
Clue 2: Trace one change
Whose permission is needed?
Follow one object, stage, or path. Point to the first place where the situation changes instead of jumping to the ending.
Clue 3: Keep the cause open
How can a child show an affirmative choice?
List more than one explanation that still fits. Name the extra observation that would help you separate those possibilities.
Now inspect the illustration
Work from the visible evidence. A useful answer names the part of the picture that supports it and leaves unknown causes open.
- 1Who reviews the plan before anyone joins?
- 2Whose permission is needed?
- 3How can a child show an affirmative choice?
Tier 1 check
Finish with the everyday model
Use the everyday picture to answer today's question in plain words: Who reviews the plan before anyone joins?
You can complete today's required check without opening the technical details below.
Ready for the real names? Optional tier 2
Technical rules and limits
Rule 1: Use added protections for children and minimize risk.
Rule 2: Obtain parental permission unless an approved exception applies.
Rule 3: Seek affirmative, age-appropriate assent when the child is capable.
Where the analogy stops: Research ethics is governed by regulations, context, and individual capacity, not one school-trip form.
Carry the previous idea forward
Systematic reviews reduce cherry-picking, while meta-analysis is credible only when studies and pooling assumptions support it.
Today's technical takeaway
Child research requires favorable risk and benefit, IRB review, parental permission, and affirmative assent when the child is capable.
Now map the same rules onto biology
Apply Subpart D protections to a pediatric speech study
Independent safety review
IRB review
Caregiver form
Parental permission
Child agreement card
Affirmative assent when capable
Educational illustration, not a clinical photograph or a patient-specific study plan. Use the supplied evidence cards and claim ceiling.
Mateo's case file: evidence supplied in this lesson
EXP18-E1
The study involves children, coded recordings, and no change from accepted care.
Why it matters: The IRB must assess risk, privacy, and added protections.
EXP18-E2
The protocol gives caregivers plain-language information and time for questions.
Why it matters: Permission should be informed and voluntary.
EXP18-E3
Children who can understand receive an age-appropriate explanation and are asked for affirmative agreement.
Why it matters: Assent is more than silence or failure to object.
Make the clinical decision
You are the pediatric IRB reviewer.
A protocol says parental signature alone is enough and children should not be told because that is faster.
ARequire IRB-approved protections, permission, and capability-based assent.
BUse only the parent signature for every capable child.
CTreat a child's silence as affirmative assent.
Choose the ethics correction and explain the role of the IRB, permission, and assent.
Evidence required
EXP18-E1 + EXP18-E2 Claim ceiling
You may apply the supplied educational ethics framework. You may not replace local IRB review or legal guidance.Go deeper Optional tier 3
Everything required for today is above. Open these only if you want the explainer, source trail, or download files.
The everyday model and Tier 1 check are the complete required path for this lesson.
Use these checks to keep your place. They are not turned in through the portal.
Check off as you finish
- Worked through the everyday picture and answered its three questions.
- Completed the Tier 1 check in plain words.
Turn in: Experimental Design lesson 18: What Makes Research on Children Ethical?
Go to Schoology to turn this in.
Submit one PDF. Put your first and last name in the document header. Name the file: FirstName LastName - Assignment Title - YYYY-MM-DD.pdf.
Open Schoology PDF upload helpIf you cannot get in, see Mr. Mendoza. Do not skip the work.
Optional legacy technical materials Open only if you want the original notes, vocabulary, artifact, and CER work
Before this page, you should know
- A is a structured, repeatable way to find all the studies on one question, judge their quality, and summarize them, reported under the 27-item checklist plus a flow diagram.
- Gold-standard reviews use a pre-registered protocol, a multi-database search, dual independent screening, a formal risk-of-bias check, and an assessment of .
If not, review
Today's new idea is only
A study is only ethical when it is fair (genuine equipoise), the family truly agreed ( and, for older children, assent), and an independent board (IRB or ethics committee) approved it first.
Goal: Explain why a pediatric study needs IRB approval, parental , child assent, and genuine equipoise, and apply these rules to decide whether a proposed study could ethically run.
Know by the end
- An IRB or ethics committee is an independent group that must approve a study's protocol before it begins and approve any later changes; TOPS needed approval in every one of its five countries.
- means the participant, or for a child a parent or guardian, is told the real risks, benefits, and alternatives and freely agrees in writing, with the right to withdraw; an infant cannot consent, so parents give permission.
- Assent is an older child's age-appropriate agreement to take part, in addition to a parent's consent, which respects the child as a person.
- Equipoise means you may only randomize when the expert community genuinely does not know which option is better; the moment real proof exists, equipoise is gone and you can no longer randomize.
1
IRB, consent, and assent
Model start: Research on humans, especially children, runs under a set of protections. Naming them is your job today.
- An , called an ethics committee in many countries, must ____ a study's protocol before it begins and approve any later changes.
- means the participant, or for a child a ____ or guardian, is told the real risks, benefits, and alternatives and freely agrees in writing, with the right to withdraw.
- For an older child who can understand some of the study, we also ask for assent: the child's own age-appropriate ____ to take part.
2
Equipoise and the duty not to waste participants
- Equipoise means you may only randomly assign people to treatments when the expert community honestly does ____ know which option is better.
- Good ethics also requires a power ____ so you enroll enough children to get an answer but not one child more than needed.
- In genetics, storing a child's DNA raises the ____-findings problem: a scan can reveal risks the family never asked about.
Everything you need for today is on this page. These links are optional.
What to read
Read the short plain-language explanation written for this lesson. Plain-language explainer for this lesson
Why this source matters
This explanation gives you the background for today's idea without making you decode a research paper: A study is only ethical when it is fair (genuine equipoise), the family truly agreed ( and, for older children, assent), and an independent board (IRB or ethics committee) approved it first.
Words to unlock first
Reading moves
- Skim the title and abstract first to get the gist.
- Circle the one sentence that states the main claim.
- Box the evidence the authors give for that claim.
- Mark one sentence that confuses you, and move on.
Stop point
Stop after the final 'Use it now' section. The research citations are available separately for advanced readers.
Your output
Write one claim-evidence sentence: state the main idea, then name the example or evidence that supports it.
Where this fits
Tested on (Ohio WebXam)
Genetics of Disease · 072130
PLTW lesson
MI · Experimental Design domain · Research ethics; IRB, informed consent, assent, and equipoise in pediatric studies
WebXam domain
Molecular and Genetic Technology
Evidence to produce
A junior researcher proposes: randomly assign 200 babies with cleft palate to get repair surgery, or to get NO repair surgery ever, and compare their speech at age 5. As bioethicist: (1) state whether equipoise exists here (do we already know whether repairing a cleft palate helps?); (2) name which protection this study violates and why an IRB would reject it; (3) rewrite the comparison so the study could ethically run (think about what TOPS actually compared).
Lab / skill
Biomedical Innovations (BI) · AP Biology
Everything required for today's decision is already in the case file and plain-language explainer. The links below are original papers and database records for teachers and advanced readers, not assigned student reading.
- HHS OHRP. Research with Children FAQs and Subpart D protections.
- Gamble et al. 2023, TOPS trial ethics approvals and consent (NEJM)
- Park et al. 2007, IRF6 and nonsyndromic CL/P in four populations, case-parent trios (Genet Med)
- Percie du Sert et al. 2020, ARRIVE 2.0 (power as a Reduction and ethics tool, PLoS Biol)
- Claim: Scientists were allowed to study babies like Mateo in the TOPS trial only because strict protections were met.
- Evidence: Name two protections the TOPS team had to satisfy before enrolling any infant.
- Reasoning: Explain why equipoise is what made it fair to let chance decide each baby's surgery timing.
How this is graded (rubric)
For: A junior researcher proposes: randomly assign 200 babies with cleft palate to get repair surgery, or to get NO repair surgery ever, and compare their speech at age 5. As bioethicist: (1) state whether equipoise exists here (do we already know whether repairing a cleft palate helps?); (2) name which protection this study violates and why an IRB would reject it; (3) rewrite the comparison so the study could ethically run (think about what TOPS actually compared).
| Criterion | Proficient | Developing | Beginning |
|---|---|---|---|
| Complete | Every required part of the artifact is present and filled in. | Most parts are present, but one is missing or left blank. | Several parts are missing. |
| Accurate | The science and data are correct and match the evidence. | Mostly correct, with a small factual slip. | Key science or data is wrong. |
| Scientific reasoning (CER) | States a claim, backs it with specific evidence, and explains the reasoning. | Has a claim and evidence, but the reasoning is thin or missing. | Gives an answer with no evidence or reasoning. |
| Professional communication | Clear, organized, and labeled the way a clinician or scientist would write it. | Readable but disorganized or missing labels. | Hard to follow. |
| Submitted | Turned in through the route named under Submit here and confirmed. | Turned in, but in the wrong place or unconfirmed. | Not turned in. |
How the model answer scores against this rubric
- CompleteProficient: Nothing is left blank: the model fills every part of "A junior researcher proposes: randomly assign 200 babies with cleft palate to get repair surgery, or to get NO repair surgery ever, and compare their speech at age 5. As bioethicist: (1) state whether equipoise exists here (do we already know whether repairing a cleft palate helps?); (2) name which protection this study violates and why an IRB would reject it; (3) rewrite the comparison so the study could ethically run (think about what TOPS actually compared).".
- AccurateProficient: Every number and claim matches the case evidence.
- Scientific reasoning (CER)Proficient: It names a claim, cites the specific evidence, and explains the reasoning, not just the answer.
- Professional communicationProficient: It is organized and labeled like a real chart note.
- SubmittedProficient: It would be attached to your class form or handed in, and confirmed.
What's next: We answered today's question: an ethical study needs IRB approval, real consent and assent, and genuine equipoise. But clearing ethics only means a study was allowed to run, not that its result is true. Suppose a study cleared every ethics check and was run perfectly. How does the rest of the world confirm it is trustworthy and not just one team's claim? We chase that next time.