Andrew Holecek is an interdisciplinary scholar-practitioner in Tibetan Buddhism and other nondual wisdom traditions. He is the Resident Contemplative Scholar at the Institute for Advanced Consciousness Studies, and a research consultant for the Cognitive Neuroscience Program at Northwestern University. His work involves studies on dark immersion and dream yoga. Dr. Holecek is a member of the American Academy of Sleep Medicine, the author of nine books, and a concert pianist. He has completed a three-year solitary retreat and is a frequent subject in scientific studies on meditation and lucid dreaming. His work integrates ancient wisdom traditions with contemporary scientific, psychological, and philosophical perspectives, aiming to help individuals navigate the challenges of life and death. He is currently writing two books on dark retreat. Holecek holds degrees in classical music, biology, and a doctorate in dental surgery.