Mr. Death: The Rise and Fall of Fred A. Leuchter, Jr.

Mr. Death The Rise and Fall of Fred A. Leuchter, Jr. is a 1999 documentary film by Errol Morris about execution technician Fred A. Leuchter.

Leuchter claimed he was invited to other American prisons to inspect and design modifications to their electric chairs. Though not possessing any formal training or education in the matter Leuchter claims he was told that the individuals who did possess formal and accepted qualifications would not provide advice due to their opinions on the death penalty, fear of reprisals or that they were squeamish about the subject.Leuchters career continued with other state prisons seeking his advice on execution facilities other than electrocution, such as gas chambers, hanging and lethal injection. Though initially professing his ignorance of other methods of execution, the authorities seeking his advice reminded him that others with more qualifications refused to help. Leuchter claimed to have taught himself on these other methods of execution and provided advice that was used by the authorities to improve safety and efficiency. ........

Source: Wikipedia