Authorized Teachers

Tara Mandala Authorized Teachers

Dorje Lopön Chandra Easton

Dorje Lopön Chandra is a teacher, author, and translator of Tibetan Buddhism. She is the lead senior teacher at Tara Mandala Retreat Center, founded by Lama Tsultrim Allione. She serves on the Tara Mandala Board of Trustees, the Equity, Diversity & Inclusion Council, develops programs and curricula for Tara Mandala,…

Magyu Lopön Charlotte Rotterdam

Magyu Lopön Charlotte Z. Rotterdam has studied Tibetan Buddhism for the last 20 years, was authorized to teach by Lama Tsultrim Allione in 2006, and received the title of Magyu Lopön, lead teacher of Magyu: The Mother Lineage at Tara Mandala from Lama Tsultrim in 2016. Lopön Charlotte teaches in…

Tulku Ösel Dorje

From his own personal retreat practice, Ösel Dorje has gained a strong appreciation for the importance of developing a deep understanding of the philosophical side of Buddhist study, while bringing it to life through meditation experience. Inspired by stories of realized masters of the past, Ösel Dorje has spent time…

Pieter Oosthuizen

Pieter Oosthuizen is a teacher and a long-time student of Tibetan Buddhism. He has been teaching various practices and retreats in Lama Tsultrim’s lineage in the US and abroad since 2006, offering a blend of incisive insight and genuine compassion. He co-leads the Boulder Tara Mandala Sangha with Lopön Charlotte…

Karla Jackson-Brewer, M.S.

Karla Jackson-Brewer, M.S., Tara Mandala Authorized Teacher, has been practicing Chöd for over three decades and has assisted Lama Tsultrim on many Chöd retreats. She has co-taught Chöd since 2013 with Lama Tsultrim and Löpon Chandra Easton. She has also taught and led Chöd Practices for the NYC Tara Mandala…

Ellen Booth Church

Ellen Booth Church (Yeshe Choepel) has been practicing Tibetan Buddhism for 30 years. She is a Buddhist teacher, meditation coach, former member on the Tara Mandala Board of Trustees, and an accomplished educator and author of many educational books and articles for parents and teachers. Formerly a professor of Education…

Polly Ryan, MA, MFT

Polly Ryan, MA, MFT, is a Tara Mandala senior authorized teacher and has been a devoted student of Lama Tsultrim Allione since 1992. She has also studied with Lama Alan Wallace for over three decades. Under the tutelage of Lama Alan Wallace, she has studied Shamatha, The Four Applications of…

Dagmar Loewenkamp

Dagmar Loewenkamp has been on the Buddhist path and worked as a psychotherapist and supervisor in Analytic Therapy, Hypnotherapy,  Breath and Bodywork since 1989. She has been a student of several different Buddhist schools and studied with Sogyal Rinpoche and Dzongsar Khyentse Rinpoche for many years. Through her Buddhist practice,…

Barbara Staemmler

Barbara Staemmler has studied medicine and specialized in psychotherapy. For more than thirty years she has been working as gestalt therapist and supervisor in private practice; she is also conducting gestalt therapy training programs. She has had additional trainings in psychoanalytic therapy, in musical therapy, and in body work. She…

Robin Gayle

Robin Gayle, PhD, MDiv, MFT has undergraduate and graduate degrees/publications in theology, psychology, and east-west studies. She is a Tara Mandala authorized Feeding Your Demons® psychotherapist in private practice in Marin County, CA, and currently serves as Professor and Chair of Counseling Psychology at Dominican University of California, and Research…

Debra Quayle

Debra Quayle is an Authorized Teacher for Tara Mandala as well as a Licensed Psychotherapist. She has been on the Buddhist path since 1982 and has had the good fortune to receive many teachings from Buddhist teachers and Lamas in the United States as well as in Asia. She began…