by Mark Lack
Shorten The Gap is known by experts as personal development on steroids because it's one of the fastest and most efficient ways to learn and understand a collection of subjects that contribute to personal and professional success and achievement. Marks philosophy is that if you want to become the best and produce the best results, you must learn from the best. This book, as well as his consistent track record of success, makes it evident that he has indeed learned from the best and has now...