Peter Ramsey is the founder of Built for Mars, one of the world's most influential resources on user experience and behavioural psychology. His research into how digital products shape human decision-making has been featured in The Financial Times, Forbes and TechCrunch. He counts the likes of Rory Sutherland and Nir Eyal as loyal fans. After building and selling a technology company, Peter became a leading advisor to hundreds of product teams and founders. He has worked with the likes of Google, Stripe, Spotify and Notion. His experiments in UX have reached billions of users, helping some of the world's most-loved companies bridge the gap between complex technology and the psychology of the human mind. He lives in Seaford, United Kingdom.