Professor Trevor Harley is Professor Emeritus of Psychology at the University of Dundee, with a special interest in the weather who is often called upon to speak about the connection between weather and human behaviour in the media. He is the author of several academic books including The Psychology of Weather (Routledge 2018; there is more on this title below); his books have been translated into several languages. He studied Natural Sciences at the University of Cambridge in 1979, followed by a PhD in Experimental Psychology, also at Cambridge before pursuing an academic career in psychology, spending ten years at the University of Warwick before moving to the University of Dundee in 1996, where he was later Head of Department and then Dean.