Antonio Zadra holds a PhD in clinical psychology and is a sleep and dream researcher at the Hôpital du Sacré-Coeur’s Center for Advanced Research in Sleep Medicine and professor of psychology at the Université de Montréal. In addition to numerous publications on sleep, dreams, and dream-related disorders, his books include When Brains Dream: Exploring the Science and Mystery of Sleep (2021), co-authored with Robert Stickgold, and The Dreamkeepers (2021), a suspense novel blending sleep science with dream mythology. He lives in Montreal, Canada.