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Prolific
Advanced study features
Advanced study features
How to support more complex study designs
Blocking unwanted participants
How to prevent certain participants from accessing your study
Preventing participants from taking your study multiple times
Longitudinal Studies
Longitudinal/Multi-part studies
Minimising dropout / attrition rate in longitudinal studies
Delaying payments for a long longitudinal study
Can I collect participants emails to contact them later?
Complex study design
Time Sensitive Studies
Inviting specific participants to your study using a Whitelist
Random assignment
Dyadic experiments
Running studies on couples
Bonus payments
Representative samples
Representative Samples FAQ
Representative Samples on Prolific
Demographic balancing, e.g. ensuring 50% males and 50% females
Custom screening requirements
Recruiting a niche sample with complex screening requirements
