Philip Gehrman, PhD, is Associate Professor of Clinical Psychology in Psychiatry at the Hospital of the University of Pennsylvania and is a member of the Center for Sleep and Circadian Neurobiology at the Perelman School of Medicine, University of Pennsylvania, Philadelphia, PennsylvaniaAlex Keene, PhD, is Professor and Head, Department of Biology, Texas A&M University, College Station, TexasStruan Grant, PhD, is Co-Director of the Center for Spatial and Functional Genomics, the Daniel B. Burke Endowed Chair for Diabetes Research, and the Emeritus Associate Director of the Center for Applied Genomics, Children's Hospital of Philadelphia, Philadelphia, Pennsylvania

• Introduction.- Section I: Animal Models.- Drosophila.- C Elegans.- Zebrafish.- Cavefish.- Mouse models.- Cnidarian sleep.- Section II: Human Sleep and Sleep disorders.- Approaches to studying human genetics.- Mendelian randomization studies of sleep and circadian traits.- Insomnia.- Chronotype / Circadian rhythm disorders.- Narcolepsy and Hypersomnia.- Restless Legs Syndrome.- Section III: Other topics.- Genetics of the circadian clock.- Genetic predictors of the response to sleep loss.- Sleep and neurodevelopment/ genetic developmental disorders.- Genetic Studies of Sleep in Children.- Sleep and memory.