Being MYL Certified is the recognition of a level of knowledge, skill, and experience with the Mediate Your Life approach to being a guide for others through conflict. It means clarity with the MYL structure and processes, as well as an attitude of humility and curiosity in relation to ongoing self learning, growth, and development. Being MYL Certified also means being part of the international MYL Certified community dedicated to ongoing sharing and co-evolving of the MYL body of work.
🌐 China
Liu Yi
💬 English, Mandarin Chinese
Liu Yi is a CNVC Certified Nonviolent Communication Trainer and Assessor, founder of NVC Chinese Net, and an internationally certified Transformation and Biography Coach. Her areas of focus include leadership development, conflict transformation, and life coaching through biography exploration. She integrates the Mediate Your Life approach into her NVC workshops, and one-on-one coaching. Liu Yi also brings MYL frameworks into leadership programs, supporting individuals and teams to cultivate empathy, resilience, and authentic connection.
🌐 Poland
Ania Mills
💬 Polish, English
Ania Mills has been incorporating NVC into her life since 2001, and has helped introduce NVC into Poland. She studied with NVC founder Marshall Rosenberg and became a CNVC Certified Trainer in 2008. Ania is a full-time NVC trainer and mediator with experience working with multicultural groups, leading and co-facilitating trainings in 3 continents. Ania participated in first MYL training in 2009 and has been continuing to offer in-person yearly MYL training in Poland to this day. She is an NVC assessor of the trainer certification process, and is an MBSR mindfulness teacher. For over 25 years now she has been practicing zen meditation.
🌐 South Korea
Seunghee Han
💬 Korean, English
Seunghee Han is a CNVC-certified trainer and is working for the Korean Center for Nonviolent Communication. She has been passionate about bringing NVC to individuals for creating peace within and without. Having been trained in the Mediate Your Life program since 2010, she currently mediates conflicts in diverse settings across South Korea, including family, workplace, schools, neighborhoods, family courts, and police stations. Starting in 2018, she began offering the year- long Mediate Your Life program, aspiring to see a critical mass of individuals having more peaceful conversations and relationships internally and with others through use of NVC and NVC-based mediation approach.
🌐 Italy
Giovanna Castoldi
💬 Italian, English
Giovanna operates in processes of conflict valorization, transformation, relationship mediation, and dialogue-based social architecture through Nonviolent Communication. As a CNVC-certified trainer and Counselor Supervisor with humanistic-existential training in interpersonal, intrapersonal and systemic conflict dimensions, she integrates NVC with Restorative Justice practices. Giovanna has led a Mediate Your Life year training program in Italy since 2015, and she incorporates the MYL 3-Chairs model into her work with individuals, organizations, and institutions, including schools and prisons.
Contact Giovanna
🌐 Netherlands
Christiaan Zandt
💬 Dutch, English
Christiaan works with individuals and teams in training, conflict coaching, mediation, and somatic trauma work. He met John Kinyon in 2006 and since then he has invited John and Ike Laster for trainings in the Netherlands. He has also since trained with them in Germany, Poland, and Italy. He has conducted yearly NVC-mediation training based on the MYL-framework for over 10 years now. He is a certified trainer in Nonviolent Communication since 2015 as well as a Somatic Experiencing Practitioner since 2024.
🌐 United States
Paula Willoquet
💬 English, French, Portuguese
Paula Willoquet is a communication coach and facilitator, with a focus on conflict resolution. She has been studying and sharing Nonviolent Communication (NVC) since 2009 and is a Mediate Your Life (MYL) Certified Trainer. A retired college professor with a PhD from Indiana University and 30 years of teaching and leadership experience, Paula now dedicates her life to teaching NVC-based conflict resolution and supporting individuals and groups to build their capacity to connect and communicate effectively, with authenticity, compassion, and confidence. She was an Interpreter at the 2025 NVC International Intensive Training (IIT) in Brazil, her country of origin.
🌐 United States
Xuan Simon
💬 English, Mandarin Chinese
Xuan specializes in conflict transformation, mediation, and cross-cultural communication. She is a CNVC Certified Trainer and an ICF Certified Coach, with years of experience integrating Nonviolent Communication (NVC), mindfulness, and coaching. Deeply trained in the Mediate Your Life (MYL) approach, she supports individuals and communities in navigating internal and interpersonal conflict with clarity and compassion. MYL has profoundly shaped her work—especially through the 3-Chair model and inner mediation practices—which she integrates into parenting, education, and emotional resilience. She also offers bilingual (English/Chinese) trainings and mediations.