Biographical information on Otto LEESER, MD Re-established the Robert Bosch Homeopathic Hospital in Germany. Spent WWII in England. "He was one of those rare human beings - fortunately not too rare among homeopaths - who devoted his whole life enthusiastically to homeopathy." - W. Gutman, JAIH 1/2 1965. -Reprinted from Yasgur's Homeopathic Dictionary, 4th edition (Jay Yasgur).