It's an age old technique for coming up with unique ideas and solutions to problems. But you seldom hear about it anymore.
It's a shame most public schools don't teach it. In my opinion it should be a required course like math, science and history.
Many fortune 500 companies use it, the military and of course advertising and marketing agencies. But for some reason today's top self improvement books generally ignore it.
Does anyone consider brainstorming important anymore or are we depending on computers to give us all the ideas our brains used to do? If so, does that trouble you?