The Man Who Made MoviesW. K. L. Dickson was Thomas Edison's assistant in charge of the experimentation that led to the Kinetoscope and Kinetographthe first commercially successful moving image machines. In 18911892, he established what we know today as the 35mm format. Dickson also designed the Black Maria film studio and facilities to develop and print film, and supervised production of more than 100 films for Edison. After leaving Edison, he became a founding member of