John Calvin Maxwell is an American author, speaker, and pastor who has written many books, primarily focusing on leadership. Titles include The 21 Irrefutable Laws of Leadership and The 21 Indispensab…
Oliver Napoleon Hill was an American self-help author and conman. He is best known for his book Think and Grow Rich (1937), which is among the best-selling self-help books of all time. Hill's works in…
Clayton Magleby Christensen was an American academic and business consultant who developed the theory of "disruptive innovation", which has been called the most influential business idea of the early …
Augustine "Og" Mandino II (December 12, 1923 – September 3, 1996) was an American author. He wrote the bestselling book The Greatest Salesman in the World. His books have sold over 50 million copies a…
Alan Loy McGinnis was an author, Christian psychotherapist, and founder and director of the Valley Counseling Center in Glendale, California, United States. Today there are over 3 million copies of hi…
Dr. Robert Glover is the author of No More Mr. Nice Guy: A Proven Plan For Getting What You Want in Love, Sex and Life (Running Press, 2003) and Dating Essentials for Men: The Only Dating Guide You Wi…
Nicholas Pileggi is best known for writing the book Wiseguy, which he adapted into the movie Goodfellas, and for writing the book and screenplay Casino. The movie versions of both were co-written and …
Bob Burg shares information on topics vital to the success of today’s businessperson. He speaks for corporations and associations internationally, including fortune 500 companies, franchises, and nume…
One of the pioneers of the personal development industry, Les Giblin was born in 1912 in Cedar Rapids, Iowa. After serving in the military, Giblin began a sales job with the Sheaffer Pen Company in 19…
I am a NY Times Best Selling Author, internationally-recognized Sales Training Expert, Business Coach, and the Founder and CEO of 3 businesses: Cardone Training Technologies, Cardone Group, and Twin C…
Randall Munroe, a former NASA roboticist, is the creator of the webcomic xkcd and the author of xkcd: volume 0. The International Astronomical Union recently named an asteroid after him; asteroid 4942…
Raymond Dalio (born August 8, 1949) is an American investor, hedge fund manager, and philanthropist. Dalio is the founder of investment firm Bridgewater Associates, one of the world's largest hedge fu…
A 24 year veteran of the FBI, Chris Voss is one of the preeminent practitioners and professors of negotiating skills in the world. He is the founder and principal of The Black Swan Group, a consulting…
Ben Horowitz is the cofounder and general partner of Andreessen Horowitz, a Silicon Valley-based venture capital firm that invests in entrepreneurs building the next generation of leading technology c…
