This listing is for a 191-page, small hardback book titled, Gladiator. Written by Philip Wylie an originally published inn 1930 this is the 1951 printing. In very nice condition. Gladiator is a science fiction novel by American author Philip Wylie, first published in 1930. The story concerns a scientist who invents an "alkaline free-radical" serum to improve humankind by granting the proportionate strength of an ant and the leaping ability of the grasshopper.