My guest today is a highly sought-after speaker at company sales conferences, sharing the platform with everyone from today's business leaders and broadcast personalities, to even a former U.S. President. He is the author of a number of books on sales, marketing and influence, with total book sales well over a million copies. His book, The Go-Giver, coauthored with John David Mann, itself has sold over 950,000 copies and it has been translated into 29 languages. The book he was first known for is Endless Referrals: Network Your Everyday Contacts into Sales considered by many a "sales classic" which has sold over 300,000 copies and to this day is credited by many top sales professionals to be THE book upon which they built their sales success.