# Prolific Research

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## Getting started

- [IRB applications and ethics approval](https://researcher-help.prolific.com/en/articles/449628-irb-applications-and-ethics-approval.md)
- [Getting set up on Google Cloud Platform Marketplace](https://researcher-help.prolific.com/en/articles/449618-getting-set-up-on-google-cloud-platform-marketplace.md)
- [What is the 100% Human Guarantee?](https://researcher-help.prolific.com/en/articles/624524-what-is-the-100-human-guarantee.md)
- [Quick guide to using Prolific](https://researcher-help.prolific.com/en/articles/445100-quick-guide-to-using-prolific.md)
- [What is Prolific?](https://researcher-help.prolific.com/en/articles/445101-what-is-prolific.md)
- [Researcher referrals](https://researcher-help.prolific.com/en/articles/445102-researcher-referrals.md)
- [Free Prolific Credits](https://researcher-help.prolific.com/en/articles/445103-free-prolific-credits.md)
- [Who can post studies on Prolific?](https://researcher-help.prolific.com/en/articles/445104-who-can-post-studies-on-prolific.md)
- [Are there types of studies that aren't suitable for Prolific?](https://researcher-help.prolific.com/en/articles/445105-are-there-types-of-studies-that-aren-t-suitable-for-prolific.md)
- [How to find the right audience for your study](https://researcher-help.prolific.com/en/articles/760623-how-to-find-the-right-audience-for-your-study.md)
- [Why is my researcher account on hold?](https://researcher-help.prolific.com/en/articles/445106-why-is-my-researcher-account-on-hold.md): Why researcher accounts get placed on hold, what's restricted while it's active, and how to get it resolved.
- [Account approval and verification](https://researcher-help.prolific.com/en/articles/445107-account-approval-and-verification.md): This article outlines how to get your Prolific researcher account approved and verified, including the requirements needed before you can start funding and running studies.
- [I'm having trouble logging in](https://researcher-help.prolific.com/en/articles/445108-i-m-having-trouble-logging-in.md): Fix common researcher login problems, from password resets to account locks and reCAPTCHA errors.
- [Multi-factor authentication \(MFA\)](https://researcher-help.prolific.com/en/articles/445109-multi-factor-authentication-mfa.md)
- [Account protection on Prolific](https://researcher-help.prolific.com/en/articles/445110-account-protection-on-prolific.md): Simple steps to protect your Prolific researcher account, including strong passwords, MFA, and spotting scams or account sharing risks.
- [How do I update my email address?](https://researcher-help.prolific.com/en/articles/445111-how-do-i-update-my-email-address.md)
- [Prolific site issues and outages](https://researcher-help.prolific.com/en/articles/712508-prolific-site-issues-and-outages.md): What to do if you can't access the Prolific website, including how to check for known outages
- [Workspaces](https://researcher-help.prolific.com/en/articles/445112-workspaces.md)
- [Workspace office address](https://researcher-help.prolific.com/en/articles/445113-workspace-office-address.md)
- [Projects](https://researcher-help.prolific.com/en/articles/445114-projects.md)
- [Team](https://researcher-help.prolific.com/en/articles/445115-team.md)
- [Making projects public](https://researcher-help.prolific.com/en/articles/470868-making-projects-public.md)
- [Participants' personal data](https://researcher-help.prolific.com/en/articles/445116-participants-personal-data.md)
- [Can I ask participants for their personal information/identifiers?](https://researcher-help.prolific.com/en/articles/445117-can-i-ask-participants-for-their-personal-information-identifiers.md): Rules for collecting personal data and personally identifiable information \(PII\) from Prolific participants.
- [Data protection and privacy](https://researcher-help.prolific.com/en/articles/445118-data-protection-and-privacy.md)
- [How do I close my account?](https://researcher-help.prolific.com/en/articles/445119-how-do-i-close-my-account.md)
- [Prolific supplier/vendor information](https://researcher-help.prolific.com/en/articles/445120-prolific-supplier-vendor-information.md)
- [How is Prolific different from MTurk & Co?](https://researcher-help.prolific.com/en/articles/445121-how-is-prolific-different-from-mturk-co.md)
- [Is online crowdsourcing a legitimate alternative to lab-based research?](https://researcher-help.prolific.com/en/articles/445122-is-online-crowdsourcing-a-legitimate-alternative-to-lab-based-research.md)
- [How do I cite Prolific?](https://researcher-help.prolific.com/en/articles/445123-how-do-i-cite-prolific.md)
- [How Prolific protects your data integrity](https://researcher-help.prolific.com/en/articles/494274-how-prolific-protects-your-data-integrity.md): Here's an overview of the processes, systems, and safeguards we use to maintain data integrity - so you can consistently collect high-quality, human responses.
- [How does Prolific prevent participants from sharing or selling their accounts?](https://researcher-help.prolific.com/en/articles/494390-how-does-prolific-prevent-participants-from-sharing-or-selling-their-accounts.md): We use technical controls, identity checks, and behavioral monitoring to protect data quality and prevent account sharing, selling, and impersonation. Here's an overview of the measures we have in...

## Study setup and management

- [How do I prevent duplicate submissions in my external survey software?](https://researcher-help.prolific.com/en/articles/616552-how-do-i-prevent-duplicate-submissions-in-my-external-survey-software.md)
- [What are authenticity checks?](https://researcher-help.prolific.com/en/articles/445144-what-are-authenticity-checks.md)
- [How to add authenticity checks to your Qualtrics study](https://researcher-help.prolific.com/en/articles/445146-how-to-add-authenticity-checks-to-your-qualtrics-study.md)
- [How to create an API token for authenticity checks](https://researcher-help.prolific.com/en/articles/445147-how-to-create-an-api-token-for-authenticity-checks.md)
- [Setting up a study on Prolific \(step-by-step guide\)](https://researcher-help.prolific.com/en/articles/445125-setting-up-a-study-on-prolific-step-by-step-guide.md)
- [Study details](https://researcher-help.prolific.com/en/articles/445126-study-details.md)
- [Data collection](https://researcher-help.prolific.com/en/articles/445127-data-collection.md)
- [Recruit participants](https://researcher-help.prolific.com/en/articles/445128-recruit-participants.md)
- [Study cost](https://researcher-help.prolific.com/en/articles/445129-study-cost.md)
- [Saving your study as a draft](https://researcher-help.prolific.com/en/articles/445130-saving-your-study-as-a-draft.md)
- [Previewing your study](https://researcher-help.prolific.com/en/articles/445131-previewing-your-study.md)
- [Publishing your study](https://researcher-help.prolific.com/en/articles/445132-publishing-your-study.md)
- [What are Prolific IDs, and how do I use them?](https://researcher-help.prolific.com/en/articles/445133-what-are-prolific-ids-and-how-do-i-use-them.md): Learn what Prolific IDs are, why they matter, and how to set them up correctly before you launch your study.
- [Test study as a participant](https://researcher-help.prolific.com/en/articles/445134-test-study-as-a-participant.md)
- [Setting up a study FAQs](https://researcher-help.prolific.com/en/articles/445135-setting-up-a-study-faqs.md)
- [What is the AI Task Builder tool?](https://researcher-help.prolific.com/en/articles/445136-what-is-the-ai-task-builder-tool.md)
- [How does AI Task Builder work?](https://researcher-help.prolific.com/en/articles/445137-how-does-ai-task-builder-work.md)
- [Key features of AI Task Builder](https://researcher-help.prolific.com/en/articles/445138-key-features-of-ai-task-builder.md)
- [AI Task Builder FAQs](https://researcher-help.prolific.com/en/articles/445139-ai-task-builder-faqs.md)
- [How to prepare your CSV file for AI Task Builder](https://researcher-help.prolific.com/en/articles/445140-how-to-prepare-your-csv-file-for-ai-task-builder.md)
- [How to build a survey with AI Task Builder Collections](https://researcher-help.prolific.com/en/articles/703100-how-to-build-a-survey-with-ai-task-builder-collections.md)
- [How to collect images, video, and audio with AI Task Builder Collections](https://researcher-help.prolific.com/en/articles/713042-how-to-collect-images-video-and-audio-with-ai-task-builder-collections.md)
- [How to create a survey with Survey Builder](https://researcher-help.prolific.com/en/articles/445141-how-to-create-a-survey-with-survey-builder.md)
- [Taskflow - Academic Multiple Conditions](https://researcher-help.prolific.com/en/articles/445142-taskflow-academic-multiple-conditions.md)
- [Taskflow - AI Dataset Annotation](https://researcher-help.prolific.com/en/articles/445143-taskflow-ai-dataset-annotation.md)
- [Filter sets](https://researcher-help.prolific.com/en/articles/445148-filter-sets.md)
- [How do I restrict participation to certain devices?](https://researcher-help.prolific.com/en/articles/445149-how-do-i-restrict-participation-to-certain-devices.md)
- [What if my study is time sensitive?](https://researcher-help.prolific.com/en/articles/445150-what-if-my-study-is-time-sensitive.md)
- [Can I add a login and password to my study?](https://researcher-help.prolific.com/en/articles/445151-can-i-add-a-login-and-password-to-my-study.md)
- [How do I run a study with sensitive or disturbing content?](https://researcher-help.prolific.com/en/articles/445152-how-do-i-run-a-study-with-sensitive-or-disturbing-content.md)
- [Prolific's Attention and Comprehension Check Policy](https://researcher-help.prolific.com/en/articles/445153-prolific-s-attention-and-comprehension-check-policy.md)
- [How do I set single or multiple submissions for my study?](https://researcher-help.prolific.com/en/articles/445154-how-do-i-set-single-or-multiple-submissions-for-my-study.md)
- [How to use custom screening to recruit specific participants](https://researcher-help.prolific.com/en/articles/445155-how-to-use-custom-screening-to-recruit-specific-participants.md)
- [How do I choose who takes my study?](https://researcher-help.prolific.com/en/articles/445156-how-do-i-choose-who-takes-my-study.md)
- [Bring your own participants](https://researcher-help.prolific.com/en/articles/445157-bring-your-own-participants.md)
- [How to create and manage participant groups](https://researcher-help.prolific.com/en/articles/445158-how-to-create-and-manage-participant-groups.md)
- [How do I use Prolific's filters?](https://researcher-help.prolific.com/en/articles/445159-how-do-i-use-prolific-s-filters.md)
- [How do I balance my sample within demographics?](https://researcher-help.prolific.com/en/articles/445160-how-do-i-balance-my-sample-within-demographics.md)
- [What are representative samples on Prolific](https://researcher-help.prolific.com/en/articles/445161-what-are-representative-samples-on-prolific.md)
- [Using representative samples on Prolific - FAQs](https://researcher-help.prolific.com/en/articles/445162-using-representative-samples-on-prolific-faqs.md)
- [How can I invite specific participants to my study?](https://researcher-help.prolific.com/en/articles/445163-how-can-i-invite-specific-participants-to-my-study.md)
- [How can I prevent specific participants from accessing my study?](https://researcher-help.prolific.com/en/articles/445164-how-can-i-prevent-specific-participants-from-accessing-my-study.md)
- [Can I screen participants within my study?](https://researcher-help.prolific.com/en/articles/445165-can-i-screen-participants-within-my-study.md): Learn when to screen out participants in a study on Prolific and how to do it correctly.
- [What are deprecated screening questions?](https://researcher-help.prolific.com/en/articles/445166-what-are-deprecated-screening-questions.md): Learn what happens when prescreening questions are deprecated or removed, and how to keep your studies running smoothly.
- [How to recruit eligible participants using filters and sub-conditions](https://researcher-help.prolific.com/en/articles/586737-how-to-recruit-eligible-participants-using-filters-and-sub-conditions.md)
- [How do I run a pilot study on Prolific?](https://researcher-help.prolific.com/en/articles/445167-how-do-i-run-a-pilot-study-on-prolific.md)
- [Can I run studies simultaneously \(concurrently\)?](https://researcher-help.prolific.com/en/articles/445168-can-i-run-studies-simultaneously-concurrently.md)
- [How do I prescreen for participants who are fluent in multiple languages?](https://researcher-help.prolific.com/en/articles/445169-how-do-i-prescreen-for-participants-who-are-fluent-in-multiple-languages.md)
- [Custom completion codes](https://researcher-help.prolific.com/en/articles/445170-custom-completion-codes.md)
- [How do I run studies with couples?](https://researcher-help.prolific.com/en/articles/445171-how-do-i-run-studies-with-couples.md)
- [How do I run a diary study or ESM \(Experience Sampling Method\) study?](https://researcher-help.prolific.com/en/articles/445172-how-do-i-run-a-diary-study-or-esm-experience-sampling-method-study.md)
- [Can I randomly assign participants to conditions on Prolific?](https://researcher-help.prolific.com/en/articles/445173-can-i-randomly-assign-participants-to-conditions-on-prolific.md)
- [How do I run video interviews & focus groups?](https://researcher-help.prolific.com/en/articles/445175-how-do-i-run-video-interviews-focus-groups.md): Run interview and focus group studies on Prolific with guidance on recruitment, scheduling, and payment.
- [Can I run studies that deceive participants?](https://researcher-help.prolific.com/en/articles/445176-can-i-run-studies-that-deceive-participants.md)
- [Can I run dyadic studies on Prolific?](https://researcher-help.prolific.com/en/articles/445177-can-i-run-dyadic-studies-on-prolific.md)
- [How to run longitudinal studies](https://researcher-help.prolific.com/en/articles/634040-how-to-run-longitudinal-studies.md)
- [What survey / experimental software is compatible with Prolific?](https://researcher-help.prolific.com/en/articles/445178-what-survey-experimental-software-is-compatible-with-prolific.md)
- [Survey software integration guides](https://researcher-help.prolific.com/en/articles/445179-survey-software-integration-guides.md)
- [Alchemer integration guide](https://researcher-help.prolific.com/en/articles/445181-alchemer-integration-guide.md)
- [Argilla integration guide](https://researcher-help.prolific.com/en/articles/445182-argilla-integration-guide.md)
- [Argilla RLHF dataset guide](https://researcher-help.prolific.com/en/articles/445180-argilla-rlhf-dataset-guide.md)
- [Google Forms integration guide](https://researcher-help.prolific.com/en/articles/445183-google-forms-integration-guide.md)
- [Gorilla integration guide](https://researcher-help.prolific.com/en/articles/445184-gorilla-integration-guide.md)
- [Inquisit integration guide](https://researcher-help.prolific.com/en/articles/445185-inquisit-integration-guide.md)
- [Labvanced integration guide](https://researcher-help.prolific.com/en/articles/445186-labvanced-integration-guide.md)
- [Maze integration guide](https://researcher-help.prolific.com/en/articles/445187-maze-integration-guide.md)
- [Meadows Research integration guide](https://researcher-help.prolific.com/en/articles/445188-meadows-research-integration-guide.md)
- [Opinion X integration guide](https://researcher-help.prolific.com/en/articles/445189-opinion-x-integration-guide.md)
- [Pavlovia integration guide](https://researcher-help.prolific.com/en/articles/445190-pavlovia-integration-guide.md)
- [Potato integration guide](https://researcher-help.prolific.com/en/articles/445191-potato-integration-guide.md)
- [PsychoPy integration guide](https://researcher-help.prolific.com/en/articles/445192-psychopy-integration-guide.md)
- [PsyToolkit integration guide](https://researcher-help.prolific.com/en/articles/445193-psytoolkit-integration-guide.md)
- [Qualtrics integration guide](https://researcher-help.prolific.com/en/articles/445194-qualtrics-integration-guide.md)
- [QuestionPro integration guide](https://researcher-help.prolific.com/en/articles/445195-questionpro-integration-guide.md)
- [RealEye integration guide](https://researcher-help.prolific.com/en/articles/445196-realeye-integration-guide.md)
- [SoPHIE Labs integration guide](https://researcher-help.prolific.com/en/articles/445197-sophie-labs-integration-guide.md)
- [Typeform integration guide](https://researcher-help.prolific.com/en/articles/445198-typeform-integration-guide.md)
- [Useberry integration guide](https://researcher-help.prolific.com/en/articles/445199-useberry-integration-guide.md)
- [Pausing & stopping a study](https://researcher-help.prolific.com/en/articles/445200-pausing-stopping-a-study.md)
- [How do I increase places on a study?](https://researcher-help.prolific.com/en/articles/445201-how-do-i-increase-places-on-a-study.md)
- [How long does it take to recruit participants for my study?](https://researcher-help.prolific.com/en/articles/445202-how-long-does-it-take-to-recruit-participants-for-my-study.md)
- [Can I change any details of my study after it is published?](https://researcher-help.prolific.com/en/articles/445203-can-i-change-any-details-of-my-study-after-it-is-published.md)
- [Can I adjust how much my study pays?](https://researcher-help.prolific.com/en/articles/445204-can-i-adjust-how-much-my-study-pays.md)
- [What if a participant has reported that they can't access my study?](https://researcher-help.prolific.com/en/articles/445205-what-if-a-participant-has-reported-that-they-can-t-access-my-study.md)
- [How does study feedback work?](https://researcher-help.prolific.com/en/articles/806495-how-does-study-feedback-work.md)
- [How to update your study description or URL after publishing](https://researcher-help.prolific.com/en/articles/825777-how-to-update-your-study-description-or-url-after-publishing.md)
- [Submission statuses explained](https://researcher-help.prolific.com/en/articles/445206-submission-statuses-explained.md)
- [How do I prevent AI-generated responses in my study?](https://researcher-help.prolific.com/en/articles/445207-how-do-i-prevent-ai-generated-responses-in-my-study.md)
- [Approving, rejecting, and returning submissions](https://researcher-help.prolific.com/en/articles/445208-approving-rejecting-and-returning-submissions.md)
- [Exporting Prolific demographic data](https://researcher-help.prolific.com/en/articles/445209-exporting-prolific-demographic-data.md)
- [Matching data between Prolific and your external study software](https://researcher-help.prolific.com/en/articles/445210-matching-data-between-prolific-and-your-external-study-software.md)
- [Participants are completing my study with 'NOCODE' or the wrong completion code](https://researcher-help.prolific.com/en/articles/445211-participants-are-completing-my-study-with-nocode-or-the-wrong-completion-code.md)
- [My participants don't match the prescreening I selected](https://researcher-help.prolific.com/en/articles/445212-my-participants-don-t-match-the-prescreening-i-selected.md)
- [How do I report data quality concerns to you?](https://researcher-help.prolific.com/en/articles/445213-how-do-i-report-data-quality-concerns-to-you.md): How to report data quality concerns or suspicious participants to Prolific, and what happens after you report.
- [Why do I have missing data?](https://researcher-help.prolific.com/en/articles/445214-why-do-i-have-missing-data.md)
- [Why do I have more participants than requested?](https://researcher-help.prolific.com/en/articles/445215-why-do-i-have-more-participants-than-requested.md)
- [A participant took the study with an incompatible device](https://researcher-help.prolific.com/en/articles/445216-a-participant-took-the-study-with-an-incompatible-device.md)
- [Can I ask a participant to redo their submission?](https://researcher-help.prolific.com/en/articles/445217-can-i-ask-a-participant-to-redo-their-submission.md)
- [Who should I reject?](https://researcher-help.prolific.com/en/articles/445218-who-should-i-reject.md)
- [How do I reject or return a submission?](https://researcher-help.prolific.com/en/articles/445219-how-do-i-reject-or-return-a-submission.md)
- [How do I approve and pay a participant?](https://researcher-help.prolific.com/en/articles/445220-how-do-i-approve-and-pay-a-participant.md)
- [Submission approval rules and timeframes](https://researcher-help.prolific.com/en/articles/445221-submission-approval-rules-and-timeframes.md)
- [Understanding the Limitations of reCAPTCHA Bot Detection in Research](https://researcher-help.prolific.com/en/articles/445222-understanding-the-limitations-of-recaptcha-bot-detection-in-research.md)
- [Bulk rejecting exceptionally fast submissions](https://researcher-help.prolific.com/en/articles/445223-bulk-rejecting-exceptionally-fast-submissions.md)
- [What to do with flagged responses?](https://researcher-help.prolific.com/en/articles/703724-what-to-do-with-flagged-responses.md)

## Prolific's participants

- [How to report a participant welfare concern](https://researcher-help.prolific.com/en/articles/712617-how-to-report-a-participant-welfare-concern.md)
- [Who are the participants on Prolific?](https://researcher-help.prolific.com/en/articles/445224-who-are-the-participants-on-prolific.md)
- [How do participants find out about my study?](https://researcher-help.prolific.com/en/articles/445225-how-do-participants-find-out-about-my-study.md)
- [When are Prolific participants most active?](https://researcher-help.prolific.com/en/articles/445226-when-are-prolific-participants-most-active.md)
- [How does Prolific prevent duplicate participant accounts?](https://researcher-help.prolific.com/en/articles/445227-how-does-prolific-prevent-duplicate-participant-accounts.md)
- [Domain Experts](https://researcher-help.prolific.com/en/articles/445228-domain-experts.md)
- [Participants skilled at AI tasks](https://researcher-help.prolific.com/en/articles/445229-participants-skilled-at-ai-tasks.md)
- [Prolific's payment model](https://researcher-help.prolific.com/en/articles/445230-prolific-s-payment-model.md)
- [Estimated vs average reward per hour](https://researcher-help.prolific.com/en/articles/445231-estimated-vs-average-reward-per-hour.md)
- [How do I resolve underpaying studies?](https://researcher-help.prolific.com/en/articles/445232-how-do-i-resolve-underpaying-studies.md)
- [How do I send bonus payments?](https://researcher-help.prolific.com/en/articles/445233-how-do-i-send-bonus-payments.md)
- [Can I make partial payments to participants?](https://researcher-help.prolific.com/en/articles/445234-can-i-make-partial-payments-to-participants.md)
- [How can I contact participants?](https://researcher-help.prolific.com/en/articles/445235-how-can-i-contact-participants.md)
- [Can I resend notifications about my study to participants?](https://researcher-help.prolific.com/en/articles/445236-can-i-resend-notifications-about-my-study-to-participants.md)
- [Sending messages to participant groups](https://researcher-help.prolific.com/en/articles/445237-sending-messages-to-participant-groups.md)
- [Workspace messaging](https://researcher-help.prolific.com/en/articles/445238-workspace-messaging.md)

## Finance and billing

- [What is your pricing?](https://researcher-help.prolific.com/en/articles/445239-what-is-your-pricing.md)
- [Adding a VAT number to your workspace](https://researcher-help.prolific.com/en/articles/445240-adding-a-vat-number-to-your-workspace.md)
- [Adding money to your workspace - overview](https://researcher-help.prolific.com/en/articles/445241-adding-money-to-your-workspace-overview.md)
- [Adding money via card payment](https://researcher-help.prolific.com/en/articles/445242-adding-money-via-card-payment.md)
- [How to add money via bank/wire transfer](https://researcher-help.prolific.com/en/articles/445243-how-to-add-money-via-bank-wire-transfer.md)
- [What is a proof of payment?](https://researcher-help.prolific.com/en/articles/445244-what-is-a-proof-of-payment.md)
- [How do I request a refund of my workspace balance?](https://researcher-help.prolific.com/en/articles/445245-how-do-i-request-a-refund-of-my-workspace-balance.md): How to request a refund of unused funds from your Prolific workspace balance, and what can and can't be refunded.
- [Workspace balance](https://researcher-help.prolific.com/en/articles/445246-workspace-balance.md)
- [Invoices](https://researcher-help.prolific.com/en/articles/445247-invoices.md): Where to find your invoices, how invoicing and VAT work on Prolific, and what to do if your billing details are wrong.
- [How to download a study receipt](https://researcher-help.prolific.com/en/articles/445248-how-to-download-a-study-receipt.md)
- [How to generate a quote for your study](https://researcher-help.prolific.com/en/articles/445249-how-to-generate-a-quote-for-your-study.md)

## Prolific's best practice guide

- [Am I doing exploratory or confirmatory research? Why does it matter?](https://researcher-help.prolific.com/en/articles/445251-am-i-doing-exploratory-or-confirmatory-research-why-does-it-matter.md)
- [What is my target population?](https://researcher-help.prolific.com/en/articles/445252-what-is-my-target-population.md)
- [Preregistering your research](https://researcher-help.prolific.com/en/articles/445255-preregistering-your-research.md)
- [How to phrase questions and items](https://researcher-help.prolific.com/en/articles/445256-how-to-phrase-questions-and-items.md)
- [Special focus: Sensitive questions](https://researcher-help.prolific.com/en/articles/445257-special-focus-sensitive-questions.md)
- [The order of your questions](https://researcher-help.prolific.com/en/articles/445258-the-order-of-your-questions.md)
- [Tips for the visual design of your survey](https://researcher-help.prolific.com/en/articles/445259-tips-for-the-visual-design-of-your-survey.md)
- [Failed attention checks](https://researcher-help.prolific.com/en/articles/445260-failed-attention-checks.md)
- [Biases in research](https://researcher-help.prolific.com/en/articles/445261-biases-in-research.md)
- [The Likert scale and when to use it](https://researcher-help.prolific.com/en/articles/445262-the-likert-scale-and-when-to-use-it.md)
- [Prolific IDs, data collection and security](https://researcher-help.prolific.com/en/articles/445263-prolific-ids-data-collection-and-security.md)
- [Writing the Study Description and Debriefing](https://researcher-help.prolific.com/en/articles/445264-writing-the-study-description-and-debriefing.md)
- [Getting consent](https://researcher-help.prolific.com/en/articles/445265-getting-consent.md)
- [How much should I pay participants?](https://researcher-help.prolific.com/en/articles/445266-how-much-should-i-pay-participants.md)
- [“What’s that noise?” — Of systematic and random errors, or: Why pilot testing is important](https://researcher-help.prolific.com/en/articles/445267-what-s-that-noise-of-systematic-and-random-errors-or-why-pilot-testing-is-important.md)
- [Two common statistical frameworks: Null Hypothesis Significance Testing and Bayesian Statistics](https://researcher-help.prolific.com/en/articles/445269-two-common-statistical-frameworks-null-hypothesis-significance-testing-and-bayesian-statistics.md)
- [Pro-Tip: Point and Range Estimations – or: How to make your theory more interesting and useful](https://researcher-help.prolific.com/en/articles/445270-pro-tip-point-and-range-estimations-or-how-to-make-your-theory-more-interesting-and-useful.md)
- [Aim for converging evidence & theory building](https://researcher-help.prolific.com/en/articles/445271-aim-for-converging-evidence-theory-building.md)
- [What are the advantages and limitations of an online sample?](https://researcher-help.prolific.com/en/articles/445274-what-are-the-advantages-and-limitations-of-an-online-sample.md)
- [Statistical Power](https://researcher-help.prolific.com/en/articles/445275-statistical-power.md)
- [What kind of sampling methods are there?](https://researcher-help.prolific.com/en/articles/445276-what-kind-of-sampling-methods-are-there.md)

## IRB applications

- [About Prolific](https://researcher-help.prolific.com/en/articles/449608-about-prolific.md)
- [Participant vetting and identifiers](https://researcher-help.prolific.com/en/articles/449610-participant-vetting-and-identifiers.md)
- [Participant sourcing](https://researcher-help.prolific.com/en/articles/449609-participant-sourcing.md)
- [Methodological Justification Pack: How Prolific Protects Data Quality](https://researcher-help.prolific.com/en/articles/621821-methodological-justification-pack-how-prolific-protects-data-quality.md)
- [Methodological Justification Pack: Writing About Prolific in Your Research](https://researcher-help.prolific.com/en/articles/621837-methodological-justification-pack-writing-about-prolific-in-your-research.md)
- [Methodological Justification Pack: Responding to Reviewer and Editor Concerns](https://researcher-help.prolific.com/en/articles/621856-methodological-justification-pack-responding-to-reviewer-and-editor-concerns.md)