Rami Mukyu Efal

Executive Director (Israel, USA)

Rami Efal has been a student of Zen Buddhism since 2006, including 4 years of residential training at Zen Mountain Monastery and Zen Center of New York City. He is a graduate of the School of International Training in Conflict Transformation Across Cultures, and a published and presented artist.

Kayleigh Stack

Assistant to Executive Director (USA)

Kayleigh grew up in the Catskill Mountains near the Zen Mountain Monastery in Mt Tremper, NY. She began studying Zen and various other Buddhist practices at a young age within her hometown. Currently, Kayleigh is acquiring a Masters degree in Traditional Chinese Medicine at Pacific College of Oriental Medicine.

Year Long Volunteers, Auschwitz Retreat

Lilli Mösler

Auschwitz Retreat Coordinator (Germany)

Lilli first came to the Auschwitz Bearing Witness Retreat with her two siblings after her father had been to the retreat. Since her first attendance, she has come back almost every year since.

Joanna Jakubowicz


Joanna has been practicing Zen since 1996 within the Kanzeon Sangha in Poland and recognized as a Dharma Holder from her teacher Małgosia Braunek Roshi. Her first Auschwitz Retreat began in 2011, eventually became a staff member. Joanna spends much of her time working as a Home Affairs Manager within a graphic design studio in Warsaw, Poland.


Christopher Panos, Sensei (USA)


Chris Panos, a sensei in the Zen Peacemakers, is currently a founder and principal of Fundamental Investment Advisors. He has studied Tibetan Buddhism, Korean Zen, and American Japanese Zen since 1975 and recently became a Dharmaholder in the Zen Peacemakers lineage.

Barbara Salaam Wegmüller, Roshi (Switzerland)

President, Board Member

She met her teacher, Roshi Bernie Glassman in 1999 and was recognized as a Roshi in his lineage in 2015. Since 2005 she has been part of the group of Spiritholders at the retreat in Auschwitz-Birkenau. As well as facilitating the Spiegel Sangha in Switzerland, Barbara trains Zen Peacemakers Stewards, leads workshops on the Mandala of Five Buddha Families, and teaches the method of Council.

Cornelius v Collande, Roshi (Germany)

Board Member

Since 2000 Dr Cornelius v Collande has worked in Gestalt Psychotherapy, Mindfulness and Zen-training. He has a European Certificate of Psychotherapy (EAP), is a teacher of Mindfulness Based Stress Reduction (MBSR), and teaches Taiji at the Taiji Chan school. He was also appointed as Zen teacher of the Zen school “Empty Cloud” by Willigis Jäger Kyoun Roshi in 2009. Roshi Collande serves as a Spirit Holder in the Auschwitz-Birkenau Bearing Witness Retreat.

Tani Katz (Israel)

Treasurer, Board Member

Tani is an expert in conducting, consulting and leading organizational development processes such as growth, excellence, data management and innovation. He is a lecturer in the master’s program of organizational development, Business School, Tel-Aviv University.

Grant Couch, Sensei (USA)

Board Member

Grant Couch worked for over 40 years in the financial services industry, with a focus on commercial and investment banking. In 1990 Grant began to explore various spiritual paths and eventually studied with many Tibetan, Zen and Vipassana teachers. After attending the 2010 Bearing Witness Retreat in Auschwitz he began working closely with Bernie. Grant graduated with a B.S. in Mechanical Engineering and an MBA from Lehigh University. Now retired, Grant is focused on finding a bi-partisan solution to the challenging nexus of energy and global warming.

Francisco Paco Lugoviña, Roshi (USA, Puerto Rico)

Board Member

Francisco is the co-founder of the Hudson River Peacemaker Center: House of One People, in Yonkers, New York. He works with gang members and youth and has participated in Bearing Witness Retreats and pilgrimages to Tibet, Auschwitz-Birkenau, India, Sri Lanka, Rwanda, as well as on the streets of New York City and other US cities.