Guest: Brian O. Underhill, Ph.D.   Brian O. Underhill, Ph.D. is an industry-recognized expert in the design and management of worldwide executive coaching implementations.  Brian is the author of Executive Coaching for Results:  The Definitive Guide to Developing Organizational Leaders (Berrett Koehler: 2007).  He is the Founder and CEO of CoachSource, the world’s largest executive coaching […]