Dr. John Gunderson, 76, Dies; Defined Borderline Personality Disorder “He was the first person to look systematically at the data and figure out what the heck this diagnosis really meant,” a colleague said. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:How Did Wolves Become Dogs?‘Allah’ Is Found on Viking Funeral ClothesAustralia Debates: Does Warming Planet Really Need More Coal?Fraud Scandals Sap China’s Dream of Becoming a Science SuperpowerKitchen of the Future: Smart and Fast but Not Much FunWolf Puppies Are Adorable. Then Comes the Call of the Wild.