TJ helps large companies improve their safety communication. Clients include: Boeing, BP, ExxonMobil, GM, Monsanto, Petrobras, Shell, and Vale. TJ (with Sandar Larkin) wrote the McGraw-Hill bestseller: Communicating Change. Their paper, “Reaching and Changing Frontline Employees,” in the Harvard Business Review sold more than 40,000 reprints. TJ has a Ph.D. in communication from Michigan State University, and a B.Phil. in sociology from the University of Oxford.