Ernest Tyzzer
Ernest Edward Tyzzer (1875-1965) was an American physician and parasitologist. He was born of English parents in Wakefield, Massachusetts. He first specialized from 1902-1916 in cancer research and then from 1916 onwards as a parasitologist. "He established during his 40-yr career (1902-1942) an international reputation in oncology, pathology, virology, bacteriology, parasitology, and taxonomic zoology in relation to human and veterinary medicine."