During the past 25 years, I've asked more than 10,000 people where and when they get their best ideas. I get all kinds of answers, but the one that has fascinated me the most is "the shower" -- maybe because I also get so many of my best ideas there.
When innovation comes to mind, the first thing people may think of is creativity, spontaneity, or a momentary stroke of genius. But can innovation occur out of a structured, repeatable process? The answer, in short, is yes.
The problem with group brainstorming sessions is that the technique is often ineffective. Groups that get together to generate ideas often generate fewer ideas than the individual would generate if they worked alone.