Alan Sullivan

Alan Sullivan MSc (Psych) is a British Psychological Society member and psychologist specialising in peak performance, well-being, resilience, and personal transformation.

With over three decades of experience in change, performance, and human behaviour, Alan brings a deep, real-world perspective to psychology. His work integrates contemporary psychological science with neuroscience, coaching psychology, and practical methods for sustainable change.

Alan is the author of six books in the Peak Performance series and has published more than twenty articles with Thrive Global. His writing translates complex psychological principles into clear, accessible insights that resonate with a broad audience—bridging academic psychology and everyday life.

A lifelong student of human potential, Alan stays at the forefront of research in psychology, neuroscience, behaviour change, and well-being. His signature strength is a deep love of learning, which underpins both his clinical insight and his ability to communicate psychological ideas with clarity, warmth, and authority.