Will fix our biggest problems. from crimed tocation to the economy itself. jim spent his career teaching social experimentation and is the author of uncontrolled trial and error for business, science and society. we have been proj te sizing. and it seems that those who see the culture benefit from better outcomes. what do you got? maybe even better than research is experience. yeah. i have seen the hard way over a period of more than ten years some of the biggest kns in the united states and world using trial and error aggressively to improve performance in ways that are measurable. for example? well, very large companies from wal-mart, staples, mcdonald s, all over the world,