Dr. Delis is a board-certified clinical neuropsychologist and Professor Emeritus at UC San Diego School of Medicine. He has published over 200 scientific papers, book chapters, and books in clinical neuropsychology. He is the author of 16 neuropsychological tests that are used nationally and internationally by neuropsychologists, including the California Verbal Learning Test and Delis-Kaplan Executive Function System. He is the recipient of the Distinguished Lifetime Contribution Award in Neuropsychology from the National Academy of Neuropsychology, and the Distinguished Career Award from the International Neuropsychological Society. He currently has a private practice in child and adult neuropsychology in Encinitas, California.