US / Clark Rockefeller 'Rockefeller' Guilty of Kidnapping, Faces 15 Years By John Johnson, Newser Staff Posted Jun 12, 2009 11:11 AM CDT Copied Christian Karl Gerhartsreiter, who calls himself Clark Rockefeller, in court. (AP Photo/Nancy Lane, Pool) A Boston jury found the con man known as Clark Rockefeller guilty of kidnapping and assault today in the abduction of his young daughter last year, the Boston Herald reports. He faces up to 15 years in prison when he's sentenced this afternoon. The jury found him not guilty of using a false name—he was born Christian Karl Gerhartsreiter in Germany—and on a lesser assault charge. His lawyers had mounted an insanity defense, which almost never succeeds in Massachusetts. (More Clark Rockefeller stories.) Get breaking news in your inbox. What you need to know, as soon as we know it. Sign up Report an error