David Mattson is CEO and partner at Sandler Systems, Inc., an international training and consulting organization. He is also the author of The Sandler Rules: 49 Timeless Selling Principles and How to Apply Them and coauthor of Five Minutes with VITO: Making the Most of Your Selling Time with the Very Important Top Officer.
Brian W. Sullivan is Vice President of Sandler Enterprise Selling at Sandler Training. He has extensive enterprise sales, sales management and P&L management experience including sales training and sales process development from his years with The Cap Gemini Group and Xerox Corp.
Sean Pratt, a working actor for over twenty-five years, has performed at numerous regional theaters around the country. He is the author of To Be or Wanna Be, and he has recorded over seven hundred books in just about every genre, earning eight AudioFile Earphones Awards and four Audie Award nominations.