We Do It Because

This John Nesbitt's Passing Parade short tells the story of 18th Century French physician Dr. Philippe Pinel, who initiated enlightened, humane treatment of the mentally ill.

This short film shows how the war department utilizes a Ph.D., a chimp, and three dogs to help design aptitude tests for men applying for work.

This Passing Parade entry tells the story of Dr. Joseph Goldberger (1874-1929), a Hungarian immigrant who devoted his life to finding the cause of pellagra, a disease that killed hundreds of thousands in the southern United States. Although the medical community believed that the condition was caused by a virus, Goldberger proved that a healthy diet was the cure.

This dramatized short film describes the historical mystery of France's "man in the iron mask". King Louis XIV imprisoned a man who was never identified, but who was forced to wear an iron mask for the length of his captivity, which ended only in his death. Several candidates for the identity of the man are investigated.

This short film focuses on the mysterious and legendary Seri Indians who live in a utopian colony off the west coast of Mexico.

This short film presents the story of Dr. Ephraim McDowell, who came under scrutiny for his pioneering of surgical practices.

This entry in John Nesbitt's "Passing Parade" series is about the great moments in the lives of famous men who found found an answer or made a great discovery in the flash of a golden hunch.

This short shows how two objects led to important discoveries. Children playing with a seesaw inspire French physician Rene Laennec to invent the stethoscope, and a pair of shoes made of caoutchouc lead Charles Goodyear to discover the process for vulcanizing rubber.

The 1939 dramatic short "Angel of Mercy," about Red Cross founder Clara Barton, is reedited to relate the story to America's involvement in World War II. Edited from Angel of Mercy (1939)

This entry in MGM's Passing Parade series looks at the meaning of dreams, including one by Abraham Lincoln that foretold his death.

Historical short showing how Eli Whitney (best known for the invention of the cotton gin) played a significant role in the introduction of mass production techniques to the USA in the late 18th century.