Nahid Angha and Shah Nazar Seyyed Dr. Ali. Kianfar. Dr. Hammerle is a member of the International Association of Sufism. She sits on the Executive Committee for the Institute for Sufi Studies. She is a psychotherapist and published author who teaches courses at the Institute for Sufi Studies and 40 Days Alchemy of Tranquility Program.. She is a licensed Marriage and Family Therapist who holds a doctorate in clinical psychology. Dr. Hammerle is a psychotherapist and clinical supervisor with the Community Healing Centers, an integrative psychotherapy non-profit organization. She is a published author who has written several books and articles on spirituality and psychology.