Cassandra Vieten, Ph.D. is a licensed clinical psychologist, Director of Research at the Institute of Noetic Sciences, Associate Scientist at California Pacific Medical Center Research Institute, and president of the Institute for Spirituality and Psychology. Her research has focused on spirituality and health; development and pilot testing of mindfulness-based approaches to cultivating emotional balance (primarily in the areas of addiction and pregnancy/postpartum well-being); and factors, experiences and practices involved in psychospiritual transformation to a more meaningful, compassionate, and service-oriented way of life. Her primary interest lies in how psychology, biology and spirituality interact to affect experience and behavior.

She completed her pre- and post-doctoral research training at The University of California, San Francisco, working primarily on the biological and psychological underpinnings of addiction and alcoholism. She received her Ph.D in clinical psychology at the California Institute of Integral Studies. She has authored books, chapters, and academic articles, as well as presenting at numerous international scientific conferences, trainings for colleagues and students, and workshops and events for the lay public. She is co-author of Living Deeply: The Art and Science of Transformation in Everyday Life (New Harbinger/Noetic Books 2008), and author of Mindful Motherhood: Practical Tools for Staying Sane During Pregnancy and Your Child's First Year (New Harbinger/Noetic Books 2009).