Jeff Cox is the co-author or author of seven works of business fiction, which include "The Goal", "Zapp", "The Quadrant Solution", "Heroz", "The Venture", "Selling the Wheel" and "The Cure". Both "Zapp" and "The Goal" ranked first and second, respectively, on a list of bestselling business books from the 1990s. Jeff and his family live near Pittsburgh, PA.
Dee Jacob is the president of AGI--Goldratt Institute, which is based in New Haven, CT. She is a key innovator in the development of the Theory of Constraints and of the velocity approach. Jacob teaches at the AGI Jonah Program and Thinking Process courses. Before joining AGI, Jacob was a manager with Procter & Gamble where she integrated TOC and LSS techniques.
Suzan Bergland is a partner of AGI and president of its North American Group. She is an expert in the velocity approach integrating TOC and LSS. She is a founder and member of The Theory of Constraints International Certification Organization (TOCICO), and also holds membership to the Association for Operations Management and the American Society for Quality.