About the Author

Colin A. Espie PhD, DSc is Professor of Sleep Medicine in the Nuffield Department of Clinical Neurosciences and a Fellow of Somerville College, University of Oxford. He is Director of the Experimental and Clinical Sleep Medicine programme within the Sleep & Circadian Neuroscience Institute, and Clinical Director of the Oxford Online Program in Sleep Medicine. Dr Espie has authored/co-authored over three hundred publications and books, particularly on CBT, and is co-founder of Big Health (Sleepio) which develops digital interventions for insomnia.