Leading the scientific side is Peter Paul Biro , an equally self-satisfied forensic specialist from Canada who matches a fingerprint on the back of Ms. Horton 's painting to fingerprints found on a Pollock painting in Berlin and in Pollock 's former studio in East Hampton , N.Y . In a frivolous side trip , the film travels to England to consult John Myatt , one of the world 's most notorious art forgers , who also believes the work is not a Pollock .