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GuidePublished 16 Aug 202616 min readBy KEVOS Editorialvoluntary participation researchinformed consent researchcaptive audience research participantsfully informed procedures and risks
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Project DeliveryResearch ProjectsCoreResearch Ethics

Voluntary Participation and Informed Consent

Two of the key phrases in the system of ethical protections, and the pair most likely to break in workplace research. The historical problem was the captive audience; yours is usually a colleague who cannot easily say no.

Reading time17 minutes
LevelCore
Topic streamResearch Ethics
Source materialResearch Ethics
Updated2026-08-16

In brief

  • Voluntary participation requires that people not be coerced into participating. The source names the historical problem directly: researchers who relied on captive audiences — prisons, universities, and places like that.
  • Informed consent has two limbs. Participants must be fully informed about the procedures and risks involved, and they must give their consent.
  • The object of "fully informed" is precise: procedures and risks. What will happen to them, and what could go wrong. Not your research question.
  • Where participants come from a dependent group, the application requires you to detail how you will ensure they do not feel under any obligation — an evidentiary burden, not a declaration.
  • The supplied source never states a right to withdraw once consent has been given. That absence is worth knowing about before you write your information sheet.

The system of ethical protections

The supplied teaching source reproduces an excerpt from a published research methods knowledge base setting out what it calls the key phrases describing the system of ethical protections that the contemporary social and medical research establishment has created to protect the rights of research participants. Voluntary participation and informed consent are the first two.

They are closely related and they are not the same thing. One is about the absence of pressure. The other is about the presence of information. A study can satisfy either while failing the other, and both failures are ordinary.

Voluntary participation asks

  • Was any pressure applied?
  • Could this person realistically have declined?
  • What would declining have cost them?
  • Who made the approach, and what is their relationship to the participant?

Informed consent asks

  • Do they know what will actually happen to them?
  • Do they know what could go wrong?
  • Were they told before they agreed, not after?
  • Did they actually give consent, and is there a record of it?
Note

Three separate excerpts, one source

The supplied material quotes the same published research methods knowledge base at three different points, on three different topics — where research problems come from, the nature of research questions, and the passage on ethical protections used here.

They are distinct excerpts taken from different parts of that work. Do not read them as one continuous argument, and do not attribute a claim from one to another.

Voluntary participation and the captive audience

From the source

Voluntary participation, as stated

"Voluntary participation requires that people not be coerced into participating in research. This is especially relevant where researchers had previously relied on 'captive audiences' for their subjects — prisons, universities, and places like that."

Two features of that sentence repay attention. It is a requirement about the researcher's conduct rather than a description of a participant's state, and it is framed historically — had previously relied. The problem it names is a practice, and the practice was convenience.

The phrase carrying the most weight is the least specific: and places like that. The source names two institutions and then deliberately declines to close the category. What prisons and universities have in common is not what they do. It is that the population is already assembled, readily available, and unable to remove itself without cost.

Captive audiences in project research

THE TEAM

Your own delivery team

Assembled, available, and studying its own work. A member who declines does so visibly, in front of people they will be working with next week. Nothing has to be said for the pressure to be real.

THE CHAIN

Contractors and suppliers

A commercial relationship makes a research request from the client organisation difficult to read as optional. The participant is weighing a favour against a contract, and usually not in your presence.

THE COHORT

Bundled participation

A survey handed out at the end of a compulsory training session, or a study run through a mandatory community of practice. Attendance was required; participation gets absorbed into it.

THE MOMENT

The captive occasion

A short window where a person cannot leave — a site induction, a workshop, a project board meeting — used because it is the only time everyone is in one room. Convenience is exactly the problem the source is naming.

The four examples above are synthesis rather than the source's; the source names prisons and universities and stops. The generalising test that produces them is a single question: what would it cost this person not to be here? Any answer other than nothing means you have a version of the problem.

Informed consent: what "fully informed" requires

From the source

Informed consent, as stated

"Closely related to the notion of voluntary participation… Essentially, this means that prospective research participants must be fully informed about the procedures and risks involved in research and must give their consent to participate."

The object of "fully informed" is narrower and more useful than it first appears. It is procedures and risks — what will happen to this person, and what could go wrong for them. It is not your research question, your literature gap, or your methodological rationale.

That distinction matters because information sheets routinely get this backwards. A page explaining why the topic is significant, followed by two lines on what the participant will actually do, has informed nobody about anything the definition asks for.

The application structure the source reproduces widens the risk limb usefully. It asks about potential risks that are physical, emotional, social or legal, to individual participants' wellbeing, beyond those normally encountered in everyday life. Four categories, and three of them are not physical — which is the right emphasis for organisational research.

WHAT "FULLY INFORMED" HAS TO COVER

What must be conveyedWhere the requirement comes fromWhat it looks like in a project study
What will actually happen to themThe procedures limb of the definitionHow long, where, with whom, recorded or not, whether a transcript comes back to them, and what happens if they stop halfway
What could go wrong for themThe risks limb, widened by the application's physical, emotional, social and legal categoriesA colleague recognising them in a quotation; a finding surfacing in a performance conversation; a statement that reads as a contractual admission
How their information will be handledThe application requires you to describe how confidentiality is preserved as you collect and analyse the data and when you report resultsWhether the data is individually identifiable, re-identifiable or non-identifiable; who sees raw transcripts; how quotations are attributed
That detailed information reaches them at allThe application asks how you will provide detailed information about your study to potential participantsA written information sheet that exists before the first approach, not a verbal summary given at the door
Where recordings are stored and who can reach themStated on the example application form: the participant information sheet should explain where and how taped material will be stored, who will have access, and whether there will be a period during which access is unavailableA named storage location, a named access list, and any embargo period, all written down before the recorder is switched on
The conditions attached to any reuse of recordingsStated on the same form: where tapes are retained, the consent form should incorporate the conditions under which the material can be usedAn explicit clause covering later use, rather than an assumption that consent to an interview covers everything that follows

Rows one to three rest on the definition and on requirements the source states. Rows four to six come from an application structure the source reproduces as an example sourced from a government department, noting that many such examples are publicly available — treat that form's specific clauses as an example, not a universal standard.

The retention obligation sitting behind the recording rows is a different matter and is not illustrative. The source states that to comply with the Australian Code for the Responsible Conduct of Research, research data must be stored securely for a minimum of five years, with a minimum of seven where a South Australian government department is involved. Those are requirements — see Research Data Storage, Retention and Ownership.

Consent when refusal is socially costly

The hardest case is the one most readers of this library will face: participants who are colleagues, reports, or people whose work you have authority over. The source names this category precisely.

From the source

Dependent groups, defined

"If your research participants will be drawn from any dependent group (people who have an unequal power relationship with you as researcher or with an organisation which is cooperating in the research) please detail how will you ensure that participants do not feel under any obligation to assist you with your research as participants."

Two features of that definition do real work. It is relational — the group is defined by the relationship, not by any characteristic of the people in it. And it extends to an unequal power relationship with a cooperating organisation, not only with you. Stepping back personally does not clear it if the organisation making the request still holds power over the participant.

The verb is also worth noting. You are asked to detail how you will ensure participants feel no obligation. That is an evidentiary burden: a described mechanism, not an assurance that you will be careful.

Source example — illustrative only

One case from the source — not a typical timeline

The supplied material reproduces three case studies, stating that they are based on fact with fictitious names. In the third, a student running an evaluative study inside her own workplace, on the same team as the participants, was required by the workplace director to have colleagues approached individually by the university supervisor rather than by the researcher. A background information sheet prepared by the researcher had to be sent first, by the supervisor, setting out what participation involved. If a colleague agreed, the director had to be notified before the researcher was told. The application went back and forth to the committee five times before approval, and the process took more than five months.

That is one case, from the hardest category of application there is: insider research on a dependent group. Five rounds and five months are not a benchmark, a typical duration, or an indication of how long approval normally takes. They are the only quantified statement about approval duration anywhere in the supplied material, and they come from the most difficult example in it.

Set the timeline aside and the case is useful for its structure. Three separable mechanisms were used, and each attacks a different part of the problem.

  1. The approach was made by someone else. The researcher never asked anyone to take part, which removes the moment at which refusal would have been personal.
  2. Information arrived before any request. Participants read what was involved before they were asked, so the decision was made with the facts rather than in the room.
  3. The researcher was insulated from the answer. A third party learned who had agreed first, so declining was never something the researcher observed happening.

Those three are transferable even where the specific arrangement is not. The general treatment of this problem is in Dependent Groups and Unequal Power.

What the application has to demonstrate

Consent is not a form you attach at the end. In the application structure the source reproduces, it is six connected statements, and each one is a design decision you have to have already made.

The consent and recruitment sequence

  1. Say who will be approached or recruited

    Name the population, then list the selection and, where appropriate, the exclusion criteria for participants.

  2. Say how you will recruit volunteers

    The mechanism, not the intention. Who makes contact, through what channel, and on whose authority.

  3. Say how detailed information reaches potential participants

    This is the information sheet and its route. It has to exist and to arrive before the request, not alongside it.

  4. Describe how you will obtain consent from those volunteering

    What is signed or recorded, by whom, when, and what happens to the record afterwards.

  5. If any participants are a dependent group, detail how obligation is removed

    A described mechanism. Insulate the approach, the information and the answer from yourself, as far as the setting allows.

  6. Describe how confidentiality is preserved at every stage

    The requirement covers collection, analysis and reporting as three separate moments, not one blanket promise. See Confidentiality and Anonymity.

The full eight-part structure this sequence sits inside, and what belongs in each part, is in Writing an Ethics Application.

Where consent breaks, and what the source does not say

Caution

Five ordinary failures

Consent obtained by the wrong person — a manager collecting agreement on your behalf converts a request into an instruction.

Consent to an interview treated as consent to a recording. They are separate permissions and the second has storage and access consequences the first does not.

Consent to a study treated as consent to a quotation. Being interviewed and being quoted verbatim in a document your colleagues will read are different exposures.

An information sheet that explains the research question instead of the procedures. It reads as thorough and satisfies neither limb of the definition.

A group briefing where agreement is collected in the room. Declining in front of peers is not a free choice, whatever the form says afterwards.

Source gap

What the supplied source does not provide

There is no statement anywhere in the supplied material of a participant's right to withdraw once consent has been given. The right appears in the dataset only once, in a student's forum post listing personal commitments for their own project — that is one student's undertaking, not a requirement the teaching source states.

No consent form is reproduced either. The source specifies what one clause should do where recordings are retained, and refers to an application template said to be available in a later subject that is not in the dataset. The template, the institutional web pages and the national code behind the retention rules are all named and none is supplied.

So the shape of consent is well described here and the instruments are not. Get the actual forms from the body that will assess you before you draft anything.

Before you approach anyone

Preconditions for the first approach

  • You can name the population, the selection criteria and any exclusion criteria
  • The information sheet exists in writing and covers procedures and risks, in that order of prominence
  • Risks have been considered under all four categories — physical, emotional, social and legal
  • You know whether any participant sits in a dependent relationship with you or with a cooperating organisation
  • Where they do, someone other than you makes the approach, and you do not learn who declined
  • Consent to recording is sought separately from consent to participate
  • The information sheet states where recordings are stored, who can access them, and for how long
  • Confidentiality is described separately for collection, analysis and reporting
Check before you proceed

The refusal test

Pick the participant with least room to move — the most junior, the one on a rolling contract, the one on your own team.

Describe, in one sentence and out loud, exactly how that person says no. Who they say it to, what they have to explain, and who finds out. If the sentence is difficult to say, the design is not voluntary yet, and no consent form will make it so.

Consent also shapes the instrument itself, because what you may ask is bounded by what you told people would happen — see Interview Design in Project Research.

What to carry forward

  1. Voluntary participation is about pressure; informed consent is about information. A study can pass one and fail the other.
  2. The captive audience category is defined by cost of leaving, not by setting. Your delivery team, your supply chain and any compulsory gathering are versions of it.
  3. "Fully informed" means procedures and risks. If your information sheet spends more space on the research question, it is the wrong document.
  4. A dependent group is defined by the relationship, and includes power held by a cooperating organisation, not only by you.
  5. The requirement is to detail how obligation is removed. Insulate the approach, the information and the answer from yourself.
  6. The source states no right to withdraw and supplies no consent form. Obtain the actual instruments from your approving body.

Frequently asked questions

Is my own project team a captive audience?

On the source's own logic, yes — the category is illustrated with prisons and universities and then left open with "and places like that". What those settings share is a population that is assembled, available and unable to remove itself without cost. A delivery team asked to participate in a study of its own work meets that description, whatever is said about participation being optional.

What exactly does 'fully informed' have to cover?

Procedures and risks — what will happen to the participant, and what could go wrong for them. The application structure widens the risk limb to physical, emotional, social and legal risks beyond those normally encountered in everyday life. Your research question, your literature gap and your methodological rationale are not part of the requirement, though they often dominate the page.

Can I get consent from a manager on behalf of their team?

That inverts the protection. A manager collecting agreement converts a request into an instruction, and it is exactly the situation the dependent-group requirement exists to address. The definition covers unequal power held by you or by an organisation cooperating in the research, so routing consent through the hierarchy makes the problem worse rather than solving it.

How long does approval take for a study on my own colleagues?

The supplied source contains exactly one figure, from a single case: an application went back to the committee five times and took more than five months. That case was insider research on a dependent group, the hardest category there is, and the source presents it as an illustration rather than a norm. Treat approval duration as something to ask your own committee for, not something to estimate from that number.

Do participants have a right to withdraw once they have consented?

The supplied teaching source never states one. It appears in the dataset only in a student's forum post setting out personal commitments for their own project, which is that student's undertaking rather than a stated requirement. Because the absence is in the teaching material rather than in the underlying regulation, check the actual requirement with the body that will assess your application.

Is separate consent needed for audio recording?

Treat it as separate, because the obligations that follow are separate. The application structure requires the participant information sheet to explain where and how taped material is stored, who has access, and whether access is unavailable for a period, and requires the consent form to carry the conditions under which the material may be used. None of that is implied by agreeing to an interview.

References and source attribution

  1. Trochim, W. M. K. 2006, Research Methods Knowledge Base (http://www.socialresearchmethods.net/kb/probform.php) — the source of the excerpt on the system of ethical protections quoted on this page.
  2. Cooper, D. & Schindler, P. 2008, Business Research Methods, 10th ed., McGraw-Hill — the text the supplied source draws on for its treatment of research ethics.
  3. Quinlan, C. 2011, Business Research Methods, 1st ed., Cengage Publishing, Chapter 3 — the prescribed reading accompanying the ethics material.
  4. Australian Code for the Responsible Conduct of Research (2007) — named in the supplied source as the instrument behind its data storage and retention requirements. The code itself is not reproduced in the supplied material.
  5. The supplied teaching source: consolidated weekly teaching notes and slide material on research ethics, including the eight-part ethics application structure reproduced as an example from a government department, and three case studies stated to be based on fact with fictitious names.

Suggested questions for Ask KEVOS

  • Draft a participant information sheet that leads with procedures and risks rather than with my research question.
  • My participants report to me. Design an approach process that removes the obligation to take part.
  • List the risks my study creates under each of the four categories — physical, emotional, social and legal.
  • Write separate consent wording for participation and for audio recording, including storage and access.
  • Who in my study counts as a dependent group, including power held by the cooperating organisation rather than by me?

Related KEVOS knowledge

Dependent Groups and Unequal PowerAdvanced · research ethicsWriting an Ethics ApplicationCore · research ethicsConfidentiality and AnonymityCore · research ethicsProtecting Participants from HarmCore · research ethicsThe Four Ethical PrinciplesCore · research ethicsEthical Issues at Each Research StageCore · research ethics
KEVOS® · Project Delivery · Research Projects Page KVS-PM-RES-0090 · v1.0.0 · content 2026.08 Last reviewed 2026-08-16

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