We’ve arrived at an intersection. In recent years, the genetic revolution and the information revolution have crossed paths. Divisive politics and globalization serve as two of many traffic signals, controlling the ebb and flow of the people and technologies moving through these roads.
A.J. Jacobs, an author who spoke at the Los Altos main library Jan. 25 as a part of the Silicon Valley Reads program, found himself standing at this intersection when he received an email from his eighth cousin.