CNVC Board

The members of the CNVC Board of Directors govern the organization by articulating the purposes, vision and mission of CNVC. They ensure its financial and legal integrity and establish board policies, strategies and objectives, including approving policies proposed by the Administrative Team and others. They also assign priorities and ensure the organization’s capacity to carry out programs by regularly reviewing its work. The Board of Directors provides continuity for the organization and also represents the organization’s point of view through interpretation of its products and services and through advocating for them.

Carl Plesner

Carl Plesner

Board Member

Carl Plesner works with social restorative processes. He is a Certified Trainer in Nonviolent Communication, mediator, dialogue facilitator, reconciliation and restorative justice specialist, and certified crisis and hostage negotiator. He acts as a mediator in conflicts, facilitates reconciliation and social restorative processes between individuals as well as social groups of different levels. 

The main objective of his practice is to restore the dignity and humanity of those affected by violence. Carl conducts dialogue facilitation, Nonviolent Communication, mediation, and crisis negotiation trainings. He also conducts educational events, supervisions, and consultative sessions for nongovernmental organizations, educational institutions, business, and state sectors in Denmark, Ukraine and other countries.


Katherine Singer

Katherine Singer

Board President

Having experienced the Korean War at the age of 5, Katherine has felt a deep commitment towards bringing about a world that is peaceful both within and without by resolving conflicts in a peaceful manner. In 1970, she immigrated to the United States, and, in 1997, met Marshall. Later, she became a trainer, then served the CNVC as a board member, and now as an assessor. Katherine introduced NVC to South Korea in 2003, subsequently founding the Korean Center for NVC in 2006. Now, aided by 4 full-time staff, 12 [yet to be certified] trainers, and many volunteers, she is now serving all areas of South Korean society. With John Kinyon, Katherine is currently organizing and supporting a team of NVC mediators in hopes of contributing, someday peacefully resolving the conflicts between North and South Korea.


Jan Carel van Dorp

Jan Carel van Dorp

Board Treasurer

Jan Carel van Dorp ran into NVC in November 2006, when Marshall gave a 1.5 day workshop in the Netherlands. In January 2007, Jan Carel participated in a Special Session of 15 days with Marshall, in Albuquerque, NM, USA. In September 2007, he started hosting practice groups in his dining room. In 2008, he formed the Dutch-speaking NVC Circle www.geweldlozecommunicatie.org, now consisting of 60 trainers from Belgium and the Netherlands, of which 30 are certified. After a career as an international tax lawyer, Jan Carel formed the Dutch Center for Great Communication www.ncgc.nl, offering open NVC trainings, courses, workshops, in-company trainings, and coaching. Jan Carel is inspired by Rogers’ listening approach and integrates Gendlins’ Focusing in his work. In 2010, Jan Carel re-translated Marshalls book “A Language of Life” into Dutch. He also edited Marshalls “Living Nonviolent Communication” and “The Empathy Factor”, by Marie Miyashiro for the Dutch market. Jan Carel is a certified trainer with CNVC, living in Amsterdam and Bilthoven in the Netherlands or in Verbier, Switzerland. His 4 daughters also live in Amsterdam. Together with his wife (also certified) they facilitate in-company trainings in the Netherlands and abroad.