aristippus is incorrectly written and should be written as "Aristippus or Aristippus." being its meaning:
Aristippus or Aristippus is a male name, although relatively little used. It comes from Aristippus of Cyrene or simply Aristippus ( 435 a. C. - 350 BC. ) It was a Greek philosopher founder of Greek Cyrenaica school that identified the good with 40 pleasure; Hedonism ). He was a disciple of Socrates.