Now the amygdala is our early warning detector, our danger detector. It sorts and scours through all of the information looking for anything in the environment that might harm us. So given a dozen news stories, we will preferentially look at the negative news.
In 1980, during my sophomore year at MIT, I realized that the school didn't have a student space organization. I made posters for a group I called Students for the Exploration and Development of Space and put them up all over campus. Thirty-five people showed up. It was the first thing I ever organized, and it took off!
You might hear people decry the loss of privacy in today's world, but radical transparency is dramatically reducing violence everywhere. Most violent things happen in the dark when no one's watching, whether it's an oppressive dictator or someone causing violence in the inner city.