Education
He graduated from Harvard College in 1915, and then from Harvard medical school in 1920.
He graduated from Harvard College in 1915, and then from Harvard medical school in 1920.
He worked by the Boston City Hospital and in the New York Neurological Institute at Columbia University. At his time there were quotas for Jewish physicians. He opposed the existence of the quotas.
He was forced to resign from Columbia in 1947, maybe because of this.
He studied multiple sclerosis together with Alexandra Adler. He was one of the first persons to propose, as early as the 1930s, a vascular cause for multiple sclerosis, resurrecting the previous works from Eduard von Rindfleisch.
The idea remained obscure until the syndrome of chronic cerebrospinal venous insufficiency (CCSVI) was associated with the multiple sclerosis in 2008.