Theodor Ziehen

German neurologist.

Born November 12th, 1862 in Frankfurt am Main. [ref]

Died December 29th, 1950 at 88 years old in Wiesbaden. [ref]

Occupations
neurologist, philosopher, psychiatrist, psychologist, university teacher
Wikipedia

As a well spent day brings happy sleep, so life well used brings happy death. Leonardo da Vinci