Howard Bloom - The Global Brain

Many of us feel that the Web is ushering in a new era of global consciousness. But Howard Bloom thinks life has been a collective mind from the very beginning. He made the case in his book "Global Brain: The Evolution of Mass Mind From the Big Bang To the 21st Century." Host Jon Udell speaks with Bloom who reviews the themes of that book -- group selectionism, complex adaptive systems, collective learning -- and considers what has, and hasn't, changed since the book was publish...