books.google.ca - In this landmark book, Preston Smith attributes the recent decline in innovation to pressure from financial markets that drives management toward rigid development approaches such as phased development processes, Six Sigma, and project office. These processes have unintentionally (but effectively) made...http://books.google.ca/books/about/Flexible_Product_Development.html?id=5ezNt7e6kdkC&q=problems&utm_source=gb-gplus-shareFlexible Product Development