Berkeley police officer Frank L. Waterbury uses the first practical lie detector testing machine in 1923 to question an unidentified accused man who is later proven innocent after being identified by three witnesses.
                                            (Courtesy Berkeley Police Department Historical Preservation)

Not So Bezerkeley After All

Berkeley police officer Frank L. Waterbury uses the first practical lie detector testing machine in 1923 to question an unidentified accused man who is later proven innocent after being identified by three witnesses.

Credit: Courtesy Berkeley Police Department Historical Preservation