Bli först att betygsätta och recensera boken .
John Kotter has been on the faculty at Harvard Business School since 1972. He is the author of 11 books that have won awards, honours, or been business bestsellers. Professor Kotter gives speeches and seminars at Harvard and around the world. Holger Rathgeber works for Becton Dickinson, one of the world's leading medical technology companies.