 This belief was similar to that of modern psychology, specifically to Sigmund Freud's beliefs that the mentally ill require help and treatment, as opposed to how society dealt with the mentally ill before modern psychology.Muhammad ibn Zakariya al-Razi (865 – 925), known as Rhazes in the western tradition, was an influential Persian physician, philosopher, and scientist during the Golden Age of Islam, and among the first in the world to write on mental illness and psychotherapy.As chief physician of Baghdad hospital, he was also the director of one of the first psychiatric wards in the world.