Executive Board

Dr. Nancy Zentis is the founder and CEO of Institute of Organizational Development, offering OD Certification Programs in Organization Development, Leadership Development, Talent Management, and Executive Coaching. As a Global leader in the field of OD, Nancy is well-recognized for her accomplishments in the field of OD for over 30 years. Nancy holds a Ph.D. in Organization Development from Capella University, a Masters in Human Resource Development and Business Management from Central Michigan. She is a Member of International Coaching Federation, and certified as an Action Learning Coach, Denison 360, 20/20 Insight 360, DISC, Myers Briggs, and Emotional Intelligence.

Patricia (Patti) Dammann,MBA, MSHR, RN, is the VP of Programs and Operations for IOD,  has over 20 years of experience in OD and HR, working with individuals, management and teams to facilitate change and individual and organizational growth. She has worked with a variety of industries including healthcare, pharmaceuticals, transportation, manufacturing, government, engineering, information technology. Patricia holds a Masters of Science in Human Resources and a Masters of Business Administration from the Florida Institute of Technology; Bachelor of Science in Industrial and Labor Relations from Cornell University. She is a Certified Professional Facilitator and Assessor (International Association of Facilitators).

Dr. Cindy Banyai is the Vice President of Strategy and Operations at the Institute of Organization Development. She has worked in the field of organization development since 2006 as head of her own consulting firm specializing in evaluation and starting a nonprofit providing housing for homeless families. Dr. Banyai received her Master’s and Ph.D. from Ritsumeikan Asia Pacific University in Japan and her works have been published in peer-reviewed journals and she has edited and contributed to several books. She is also on faculty at Florida Gulf Coast University and received the Donald W. Littrell New Professional Award in 2015 from the Community Development Society and the 2018 Advocacy and Use Practice Award from the American Evaluation Association.

Gabriel Gbiel Benarkuu, Ph.D, is the President of CCOD, Africa. He is a Community and Organisation Development Specialist with emphasis in Community Medicine, Organisational Development and Appreciative Leadership (A New Emerging Field). Gabriel has over 17 years of practice and has made significant contribution to the field of Organisation Development (OD), Appreciative Leadership Model (ALM) and as well as Organisational Retreat Model (GAB’s Retreat Model); a therapeutic model for people and system transformation. He made major contributions to Effectiveness of workplaces in Organisations in Africa especially in Civil Society (NGOs) and Private sector development. He has consulted to and worked with over 250 non-profit organizations in Africa, 155 Small and Medium-size private businesses and, have provided development services to over 40 Municipals/ Districts Assemblies in Ghana. Gabriel has also specialized in OD curriculum development and, the first African scholar to produce a Bachelor Degree in Organisational Development (BSc OD).