Our Partners

Sound Psychological Perspectives Meet Practical Solutions With a Business Focus


Leadership education, coaching and organizational development will never be commodities easily replicated from client to client. There is a level of intimacy required for success.

Executive Development Group partners are respected in the psychological community for their ground-breaking work and writing. We earn the respect of forward-thinking businesses with our relationships that allow us to work closely with top-level management and integrate with business strategy.

Each partner has decades of experience in executive development, working with individuals and organizations throughout the United States, Canada, Brazil, United Kingdom, Western Europe, Saudi Arabia, South Africa, United Arab Emirates, Australia, New Zealand, Malaysia and the Philippines.

Sandra L Shullman

Sandra L. Shullman, PhD, Managing Partner, Columbus Office, is internationally known in leadership and executive assessment and development and manages large and long-term corporate clients for the firm. Sandy teaches leadership in the HEC School of Business for its EMBA programs in Paris, Doha and Beijing, and also serves as faculty for the Duke University Fuqua Business School Global Learning Network.

She is the co-author of Performance Appraisal on the Line, a groundbreaking book on performance evaluation, and has written articles and book chapters on a number of organizational performance issues, including foundational work on harassment and hostile work environments. Her most recent publications have focused on leadership in ambiguous and uncertain circumstances and the emerging challenges of global leaders.

Sandy holds a bachelor’s degree (mathematics) from Dickinson College, a master’s degree from Harvard University and her Ph.D. in Counseling Psychology from Ohio State University. Previously she taught in the Kent State University Diversity Management Program and lectured and facilitated leadership development programs for over fifteen years at the John Glenn School of Public Management at The Ohio State University. In previous work roles, she served for seventeen years as president of a regional behavioral healthcare organization, following several years as Director of Managerial Effectiveness Programs for the Center for Creative Leadership, where she worked with numerous research projects and leadership development programs. She was awarded a national 2012 Elizabeth Hurlock Beckman Award for Excellence in Education and Inspirational Leadership.

Sandy was recently elected President of the American Psychological Association for 2020. She currently serves as a member of the Board of Directors for the American Psychological Association and previously as a member of the Board of Directors for the American Psychological Foundation. She is a Fellow of the American Psychological Association and chaired its original APA Workgroup on Executive Coaching. Sandy is the current Chair of the APA Leadership Institute for Women in Psychology. She was honored by the Association in 2012 with the APA Award for Distinguished Contributions to Professional Practice for her organizational and leadership development work.


Randall P. White, PhD, is founding partner of Executive Development Group and an international thought leader in the field of executive coaching and leadership development. He is Co-head of Leadership at HEC Paris (and Doha) and the TRIUM Global Executive MBA program in London. He also teaches with Duke Corporate Education (Durham and London).

Dr. White has long served in leadership roles with the American Psychological Association. Currently, he is Chair-elect of the APA Council Leadership Team and a member of the APA Board of Directors.

Dr. White has continually participated in the advancement of consulting psychology for leadership development. He serves on the Division 13 Coaching Psychology Credentialing Committee and is a reviewer for the Consulting Psychology Journal, as well as several other scholarly journals. He is a former president of the Society of Consulting Psychology (SCP), Division 13 of the American Psychological Association, a Fellow in Divisions 1 and 13 of the American Psychological Association (APA), a Salzburg Fellow on Women’s Issues and a former board member of the American Society for Training and Development.

In 1987, Dr. White co-authored the best-selling business book, Breaking The Glass Ceiling: Can Women Reach The Top Of America’s Largest Corporations?; and in 1996, The Future of Leadership: Riding the Corporate Rapids into the 21st Century. He also co-authored Four Essential Ways That Coaching Can Help Executives in 1998 and Relax, It’s Only Uncertainty in 2001, which culminated in the development of Ambiguity Architect, a 360 assessment that measures the ability to cope with uncertainty. In 2009, he contributed the capstone chapter to The Perils of Accentuating the Positive, challenging the strengths-based leadership movement. Much of Dr. White’s work appears in multiple Western languages and Chinese.

Dr. White holds an AB from Georgetown University, an MS from Virginia Polytechnic Institute and a PhD in social psychology from Cornell University. He is the former Director of Specialized Client Applications at the Center for Creative Leadership, where he was responsible for all custom programs and executive coaching, and has taught at the Johnson Graduate School of Management at Cornell.