(1884) Swiss Freudian psychiatrist and psychoanalyst Hermann Rorschach was born. He is best known for developing the Rorschach inkblot test, a test that was designed to expose the subconscious and detect thought disorders, like schizophrenia. Â
(1922) South African cardiac surgeon Christiaan Barnard was born. He is known for performing the first successful human-to-human heart transplant.
(1947) Physician and retired NASA astronaut Margaret Rhea Seddon was born. As a physician, she conducted clinical research looking at the effects of radiation therapy on nutrition in cancer patients.
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