Lucy is an academic psychologist with expertise in mental health and social development, particularly in adolescence. She completed an MRC-funded PhD in psychology at UCL (2011-2015) and a postdoc at UCL's Institute of Cognitive Neuroscience (2015-2017). She then worked as a lecturer in psychology and education at the University of York (2018-2020) and as an editor for the popular psychology magazine Psyche (2020-2021). She is now an honorary lecturer at UCL. Her first book, Losing Our Minds, was published by Penguin Random House in April 2021.