Dan Erwin, PhD, is a specialist in executive development and performance improvement. For over 30 years he has coached nearly 500 officers, executives, and managers from Fortune 100 and 500 companies, as well as professionals in medicine, law, consulting, and architecture. Building upon contemporary neuroscience, organizational behavior, and 50 years of personal experience, Dan customizes development programs for client executives and their teams. He blogs regularly at www.danerwin.com.