Leon Pierce Clark

Leon Pierce Clark (sometimes L. Pierce Clark) (1870 – 3 December 1933) was an American psychiatrist and psychoanalyst. He was the president of the American Psychopathological Association (APPA) during 1923 and 1924.

Leon Pierce Clark

Leon Pierce Clark (sometimes L. Pierce Clark) (1870 – 3 December 1933) was an American psychiatrist and psychoanalyst. He was the president of the American Psychopathological Association (APPA) during 1923 and 1924.