Jim Karas is the author of the #1 New York Times best-seller The Business Plan for the Body as well as The Cardio-Free Diet and Flip the Switch. He is a graduate of the Wharton School of Business in Philadelphia and founder of Jim Karas Personal Training, LLC, which has trained more than 500 clients in Chicago and New York. In addition to lecturing and presenting workshops, he has been featured frequently on ABC's Good Morning America as he helped Diane Sawyer lose weight and enhance her energy at the same time. Jim lives in Chicago with his two children.