Richard de Visser is a Reader in Psychology at the University of Sussex, where he teaches in the School of Psychology and the Brighton & Sussex Medical School. He completed his BSc at the University of Melbourne and his PhD at La Trobe University. He has published over 100 articles in peer-reviewed journals, and is co-author of the textbook Psychology for Medicine. Richard has conducted research into a range of aspects of sexual relationships, sexual behaviour, and sexual health, with a particular focus on the behaviour of young people. Richard has a broad interest in survey- and/or interview-based studies of young people’s health. For ASHR1, he assumed responsibility for analyses of heterosexual relationships, condom use, religiosity, and sexual coercion. For ASHR2, he led analyses of attitudes, condom use, and sexual coercion.