sentences:  Geschwind continued his studies at London's National Hospital, Queen Square, as a Moseley Travelling Fellow from 1952 to 1953, then as a United States Public Health Service fellow from 1953 to 1955.He studied with Sir Charles Symonds who taught the importance of neurologic mechanisms to studying disorders.In 1955, Geschwind became neurology chief resident at the Boston City Hospital and served under Derek Denny-Brown.