Robert Thomson Leiper He then entered the University of Glasgow to study medicine, at which he excelled, winning awards such as the John Hunter Medal and the Senior Arnott Prize in the field; graduating in 1904. From an early age Leiper was devoted to helminthology, the study of parasitic flatworms; while still an undergraduate, at the age of 21, he discovered an undocumented turbellarian worm in the Spatangoida sea urchin. This discovery lead to the publication of his first paper in "Nature" magazine. He later, in 1923, he founded the "Journal of Helminthology". In that same year on 3 May he was made
Creatures of Light and Darkness technique "will probably baffle and infuriate" many readers. James Blish, however, found the novel "a flat failure," even though "Some parts are evocative in the authentic and unique Zelazny manner." He particularly faulted Zelazny's decision to end "Creatures" as a scene from a play, but "a scene which absolutely demands straightforward, standard narrative and for which the playscript is the worst possible choice." At the time the novel was published, Doubleday did not remainder its unsold science fiction when its sales cycle was complete; instead, it simply destroyed the unsold copies. After "Creatures" was issued in paperback, Doubleday mishandled its