Prolific

Prolific, founded in 2014 by Phelim Bradley and Katia Damer in London, UK, is a leading platform for high-quality human-powered data collection. Connecting over 35,000 researchers and AI developers with a vetted pool of 200,000+ diverse participants, it enables rapid data gathering for AI training, surveys, and behavioral experiments. With a study launched every 2 minutes, Prolific supports academia, startups, and giants like Unilever, emphasizing ethical AI and fair participant treatment. Backed by $32M in Series A funding, it holds Cyber Essentials certification and is part of the US AI Safety Institute Consortium.