Are both Anders Morgenthaler and William Kennedy Dickson considered inventors?
William Kennedy Dickson William Kennedy-Laurie Dickson (3 August 1860 – 28 September 1935) was a Scottish inventor who devised an early motion picture camera under the employment of Thomas Edison (post-dating the work of Louis Le Prince).
Alexander Langsdorf Jr. Alexander Langsdorf Jr. (May 30, 1912 – May 24, 1996) was an American physicist on the team that developed the atomic bomb and several devices related to nuclear physics. He was a vocal opponent of the use and proliferation of nuclear weapons.