About the Author: One of the most well-known authorities on leadership is Robin Sharma, author of The Monk Who Sold His Ferrari. The Greatness Guide, another book by Robin Sharma, and this one have both achieved worldwide bestseller status and have been printed in 70 different languages. Numerous celebrities from all around the world have adopted the ideas in this book. 960vets.com was cofounded by the author as well. On the list of 2012's International Professional Leadership Gurus, he came in at number twelve.