This is a reprint of a classic work of research oninnovation first published in 1989. Resulting from theMinnesota Innovation Research Program (MIRP) the bookincludes a revised and expanded Preface and will complementthe three other books growing out of the program allpublished by Oxford--The Innovation Journey (1999)Organizational Change Processes: Theory and Methods forResearch (2000) and Handbook of Organizational Changeand Development (2001).