David Ethier is an accomplished sales and change management professional with over 25 years of experience working with Fortune 500 companies. He has a deep understanding of sales methodologies, change management methodologies, and psychometrics that enable him to facilitate the execution of strategic plans and positively impact the bottom line of organizations. He has expertise in change management consulting, program design, and delivery, as well as experience in implementing sales effectiveness and engagement plans for major corporate clients in the technology industry. David has studied psychology at Carnegie Mellon University and completed a certification in change leadership and industrial and organizational psychology at Cornell University, as well as a psychology of addiction and recovery diploma at Stanford University School of Medicine (SCHE). He has worked at various organizations, including Golden Gate National Parks Conservancy, Siebel Systems/Oracle/The TAS Group-Altify, Conner Partners, and London House, where he provided sales, change management, sales effectiveness, training, and experiential learning services.