Erich P. Prien, Ph.D., is an industrial/organizational psychologist specializing in the development, standardization, and application of psychological tests. He is the founder and president of Performance Management Press.

Leonard D. Goodstein, Ph.D., is a consulting psychologist specializing personality assessment. He is a principal with Professional Assessment Service and Solutions.

Jeanette Goodstein, Ph.D., is an organizational consultant and writer specializing in working with governmental and non-profit organizations. She is the co-author of the award-winning Who's Driving Your Bus and Applied Strategic Planning: The Consultant's Tool Kit.

Louis G. Gamble, Jr., Ed. D., is a consultant and entrepreneur specializing in the application of information technology to organizational change. He is a principal with Inclusive Marketing Consultants, LLC.