Michael Eigen, Ph.D., is a psychologist and psychoanalyst. He is Associate Clinical Professor of Psychology (adjunct) in the Postdoctoral Program in Psychotherapy and Psychoanalysis at New York University, and a Senior Member of the National Psychological Association for Psychoanalysis. He is the author of twenty-six books, including Toxic Nourishment, The Psychotic Core, The Psychoanalytic Mystic, The Sensitive Self, Feeling Matters, Faith, and Flames from the Unconscious. He worked with disturbed, especially psychotic, children in his twenties, then adults in his thirties on. He directed an institute program for working with creative individuals at the Center for Psychoanalytic Training and was the first Director of Educational Training at the Institute for Expressive Analysis. He was on the Board of Directors at the National Psychological Association for Psychoanalysis for eight years, first as Program Chair, then editor of The Psychoanalytic Review. He has taught at many institutes and colleges and gave talks and seminars internationally. In the past twenty years he taught and supervised mainly at the National Psychological Association for Psychoanalysis and the New York University Postdoctoral Program in Psychotherapy and Psychoanalysis. He gives a private seminar on Winnicott, Bion, Lacan and his own work, ongoing over forty years.