There are all sorts of lessons of John Kay's delightful The Parable of the Ox (July 25, 2012). The original (underlying) hypothesis of crowd intelligence perhaps should not be entirely ignored.
Student of the law of evidence, evidence, inference, and investigation. Sometimes writes books. Sometimes writes articles. Sometimes tinkers with computer programs to support the marshaling of evidence for legal activities such as trials and pretrial discovery and investigation. And sometimes takes photographs.