Certified facilitators, around the country.

Scott Winter

CEO & Chief Curator

Collaborative Commons

Chico, CA

Scott is founder and CEO of The Collaborative Commons and co-founder of Praxis Learning. Over three decades, he has helped executives and frontline teams across healthcare, government, education, nonprofits, and the private sector build the capacity to perform under pressure. He is a Certified Resilience & Applied Cognitive Practitioner, a Fearless Culture Design Master, and has served as adjunct faculty at the FDIC School of Leadership Development since 2009.

Rodi Adema

Partner

Collaborative Commons

Lexington, MA

Rodi is a Collaborative Commons Partner, mentor, strategist, and coach who helps leaders and teams work through the hard conversations that hold real work back. Before this chapter, he spent decades at the FDIC as a Field Supervisor, coaching examiners and executives through high-stakes decisions across the country. Today he is a certified trainer in Radical Collaboration®, 3 Vital Questions®, and The Empowerment Dynamic (TED®), working with clients on collaboration coaching, interview coaching, and recruiter training.

Lauren Ball

Facilitator & Learning and Development Specialist

Sacramento, CA

Lauren is a facilitator and learning and development specialist who partners with organizations to design and lead the experiences that turn strategy into shared action. As a Collaborative Commons partner and Radical Collaboration trainer, she brings a practical focus to team building, meeting facilitation, and strategic planning, with a specialty in onboarding, leadership development, and project management. She also works with the California Association of Student Councils, developing the next generation of collaborative leaders.

Celeste Blackman

Co-Founder

The Green Zone Culture Group

San Mateo, CA

Celeste is an international consultant and co-founder of The Green Zone Culture Group, dedicated to creating cultures where high trust, emotional commitment, and collaboration thrive. She has taught communications in the Wharton School's Executive MBA program for more than 15 years. Her clients have included NASA, Chevron, the United Nations, the National Institutes of Health, and the National Cancer Institute. A certified Marshall Goldsmith coach, she is certified in Radical Collaboration®, The Human Element®, all FIRO instruments, MBTI®, and the BarOn EQ-i.

Alyssa Kasiewicz

VP & Chief Nurse and Operations Executive

Children's Services, Lee Health

Cape Coral, FL

Alyssa Kasiewicz is Vice President and Chief Nurse and Operations Executive for Children's Services at Lee Health, overseeing pediatric care across Southwest Florida. A Registered Nurse with more than 23 years of pediatric experience and 19 in healthcare leadership, she has held leadership roles at UPMC Children's Hospital of Pittsburgh and Golisano Children's Hospital. As a certified Radical Collaboration trainer, she has led more than 150 nursing leaders across five acute care campuses through the work, and has seen its transformational effects firsthand across her teams. A 2026 DAISY Nurse Leader Award recipient, she is currently pursuing a Doctorate in Psychology with a concentration in Human Behavior in Organizations.

Eric Daly

Founder

Line of Sight Leadership Consulting

Denver, CO

Eric is founder of Line of Sight Leadership Consulting, a Denver-based executive coaching and leadership development practice. Over the past 30 years, he has worked with senior leaders, emerging leaders, and intact teams across a wide range of industries as a consultant, coach, trainer, and mediator. He is a Radical Collaboration® instructor, an LHEP Human Element facilitator, a Certified Integral Coach (ICF PCC), a certified mediator, and an MBTI practitioner.

Jennifer Foglesong

Educator & School Leader

Willows, CA

Jennifer is an educator and school leader with more than two decades of experience shaping how schools work with families, staff, and each other. She has served as an elementary principal at Williams Unified School District since 2004. As a Radical Collaboration facilitator, she helps teams navigate the hard conversations that create real trust and follow-through. She holds an MS in Educational Psychology from National University and a BA in Psychology from California State University, Chico.

Dr. Laura Gallaher

CEO

Gallaher Edge · Organizational Psychologist

Orlando, FL

Laura is an organizational psychologist, professional speaker, and USA Today best-selling author. She began her career at NASA on the team brought in to transform the culture that contributed to the Space Shuttle Columbia tragedy. Today, as CEO of Gallaher Edge, she helps executives translate self-awareness into stronger trust, sharper decisions, and durable performance. She is a Radical Collaboration facilitator, co-author of The Missing Links, and a TEDx speaker. She holds a PhD from the University of Central Florida.

Gloria Halley

Regional Director

Butte County Office of Education

Chico, CA

Gloria is the Region 2 Lead for the California Department of Education's Expanded Learning Division, supporting programs across nine Northern California counties. She brings more than 25 years of experience in health promotion, community development, and education. A trainer, coach, and consultant, she has led school-community initiatives on substance use prevention, youth development, and social-emotional learning, and serves as Northern California Regional Consultant for SEL4CA.

Keesha Hills

Senior Consultant

Thrive Synergy Solutions

Oroville, CA

Keesha helps mission-driven leaders and their organizations dream, build, and thrive. She serves as Senior Consultant at Thrive Synergy Solutions and owns Thrive Consulting & Development, focused on facilitation, organizational design, and leadership development. She has spent more than a decade as Director of Operations for the Oroville Southside Community Improvement Association, giving her a firsthand view of how these frameworks hold up in practice. Keesha is a Radical Collaboration facilitator and a Certified Director of Operations.

Glen Olson

Founder & Lead Consultant

321GO!, LLC

Tulsa, OK

Glen is founder and lead consultant of 321GO!, LLC, with 30 years in training and development. He spent 15 years as partner and lead design consultant at Learning Unlimited Corporation, followed by 15 years running his own consultancy. Glen is a certified Radical Collaboration facilitator, a past Dale Carnegie instructor, and fluent in the DiSC assessment. His custom-designed programs span leadership development, presentations, customer service, team building, and conflict resolution, always woven with experiential activities. He holds a BA from Auburn University and a Master's in Curriculum and Instruction from Virginia Tech.

Maria Pappas

Nonprofit Growth & Fundraising Strategist

San Jose, CA

Maria brings more than 30 years of nonprofit leadership across staff development, board recruitment, fundraising, and community engagement, with a specialty in rebuilding struggling teams through servant leadership. As Chief Philanthropy Officer at The Tech Interactive she led fundraising that generated $170 million from 30,000+ donors. She began her career at the American Heart Association in Silicon Valley. Maria serves as board chair for the California Association of Student Councils, and as a Collaborative Commons facilitator brings Radical Collaboration to public, private, and nonprofit teams nationwide. She holds a BA from UCLA and a Master's in Nonprofit Leadership and Management from Arizona State University.

Jaime Partlow

Learning & Organization Development Leader

GoDaddy

Lincoln, CA

Jaime is a learning and organization development leader with more than a decade of experience building training programs that connect employee growth to real business outcomes. She currently leads L&D work at GoDaddy and has managed cross-functional teams of 12+ direct reports across diverse industries. She is a certified Radical Collaboration facilitator, an ICF Professional Certified Coach (PCC), and a Gallup CliftonStrengths practitioner. She holds a master's in Organization Development from Pepperdine University.

Peggy Penberthy

Senior Consultant

Executive Coach & Mediator, Employment Matters

Boulder, CO

Peggy is a Senior Consultant, Executive Coach, and Mediator at Employment Matters, partnering with leaders and teams to strengthen how they communicate, navigate conflict, and lead through change. Over 25 years, she has designed and facilitated training and OD solutions, including more than two decades at Employers Council building Leadership Academies and programs in communication, coaching, conflict management, and team building. She is a Certified Integral Coach, Certified Mediator, and has been a Certified Radical Collaboration Facilitator since 2008.

Ronen Pessar

Co-Founder

Outbound Operators

San Diego, CA

Ronen is co-founder of Outbound Operators, where he installs outbound sales infrastructure inside B2B SaaS companies. His work sits at the intersection of go-to-market strategy, revenue operations, and daily rep coaching, with engines built for teams at Frontegg, Precoro, and Factify. Alongside that operator work, Ronen is a Radical Collaboration facilitator, bringing the same directness he uses to fix stuck sales orgs to the harder conversations leadership teams need to have.

Dr. Eileen Pippins

Organizational Psychologist · Co-Founder

International Facilitation Gold Academy

Atlanta, GA

Dr. Eileen Pippins is a certified Radical Collaboration trainer and organizational psychologist who helps leaders and teams transform how they communicate, navigate conflict, and build trust. She partners with organizations where talented people are committed to the mission but stuck on the dynamics that shape culture. Drawing on organizational psychology, communication practices, and Human Design, she gives teams practical skills to speak with candor, address conflict with confidence, build trust across differences, and strengthen accountability. She is co-founder of the International Facilitation Gold Academy, a DiSC Profile trainer, and a Mental Health First Aid Educator, with facilitation experience in Ghana, Jamaica, Cuba, and Brazil.

Dr. Marina Ramkissoon

Senior Lecturer

The University of the West Indies, Mona

Kingston,

Marina is a Senior Lecturer at The University of the West Indies, Mona, with more than two decades of teaching and practice across organizational learning, work motivation, and applied behavioural sciences. She served three years as Director of Human Resource Management at UWI Mona. Her areas of work include Radical Collaboration, culture audits, leadership development, and change management. She is a Prosci Certified Change Practitioner and holds a PhD in Sociology (Social Psychology) from UWI Mona.

Kristi Lee Schatz

Radical Collaboration Trainer · Executive Coach

Ormond Beach, FL

Kristi is a Certified Radical Collaboration® trainer and executive coach who specializes in the emotional and social intelligence work that lets teams reduce defensiveness, build trust, and actually collaborate. She has been part of the Green Zone Culture Group since 2017, delivering Radical Collaboration for teams, women's cohorts, and young professionals. Alongside that facilitation, she coaches high-performing adults through Expert ADHD Coaching. She is the author of *The Maju Mindset* and holds an MA in Counseling Psychology from Sofia University.

Jovanni Tricerri

Founder

RÍA Strategies

Chico, CA

Jovanni is a certified Radical Collaboration trainer and founder of RÍA Strategies, a facilitation and strategic advisory practice based in Chico, California. He works with leadership teams, nonprofits, government agencies, and cross-sector coalitions that are aligned on paper but stuck in practice. Radical Collaboration is how he closes that gap, giving people a concrete way to name what's getting in the way, say the hard thing directly, and hold each other to what they committed to. Jovanni delivers this work in partnership with Scott Winter through the Collaborative Commons. His approach is shaped by years of high-stakes recovery work in rural Northern California, including the Camp Fire and Dixie Fire. He is also a certified mediator with facilitation experience across 36+ countries.

Brian Warren

Founder & Lead Coach

Contour Coaching

Bend, OR

Brian is founder and lead coach of Contour Coaching, drawing on more than two decades as an international mountain guide to help executives and teams lead through complexity. He has led expeditions to the highest peaks on every continent, including Everest. His work today spans executive coaching, team leadership development, and risk management. He is a Radical Collaboration facilitator and holds certifications from the Center for Executive Coaching, ICF, AMGA, NOLS, and AIARE.

Kelly Coyle Wyngarden

Founder & Principal Consultant

Indigold Consulting

Denver, CO

Kelly is founder and principal consultant of Indigold Consulting, with 22 years of experience partnering with leaders to strengthen internal capacity, navigate complex relationships, and manage change. She designs and leads year-long leadership academies inside client organizations. Before founding Indigold, she spent more than 16 years as an OD consultant with MSEC. Kelly is a Certified Integral Executive Coach and holds certifications in Radical Collaboration, The Human Element, MBTI, Workplace Mediation, and Conflict Coaching.