Resurrecting the Dead: We now know more about Billy the Kid, the man than the legend

My name is Dale Tunnell and I spent over 41 years as a criminal investigator and law enforcement professional. I had years and years of specialized training and I earned a Ph.D. in psychology. I became an international expert in voice analysis research in criminal investigations and correctional environments, and I developed a sophisticated analytical system that incorporated handwriting comparison, psycholinguistics, psychiatry and acoustical voice analysis called S.H.I.E.L.D. Analysis.

Aft...