Brian Les Lancaster is Professor Emeritus of Transpersonal Psychology at Liverpool John Moores University, UK, Associated Distinguished Professor of Integral and Transpersonal Psychology at the California Institute of Integral Studies, US, and an Honorary Research Fellow in the Centre for Jewish Studies at Manchester University, UK.He is a past Chair of the Transpersonal Psychology Section of the British Psychological Society, and currently President of the International Transpersonal Association and a Board member of the Association for Transpersonal Psychology. Les’ research interests focus on the cognitive neuroscience of consciousness and connections with mysticism, specifically focusing on Kabbalistic Psychology. His initial research training was in neuroscience and psychology, and subsequently he explored the hermeneutic methods employed in the rabbinic and mystical traditions in Judaism, seeking ways to integrate these approaches. Les is Co-Founder and Co-Director of the Sacred Science Circle, Dean of Transpersonal Studies at PDF, and Director of online postgraduate programmes in consciousness, spirituality and transpersonal psychology for the Alef Trust. In addition to many journal articles, Les’ published works include Mind Brain and Human Potential, winner of a Science and Medical Network Best Book Award, Approaches to Consciousness: the Marriage of Science and Mysticism, and The Essence of Kabbalah.