Given the task definition and input, reply with output. In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.

This man argued that chance has an objective status in the universe, a theory known as tychism. In another paper by this thinker, "The Doctrine of Chances," he maintained that a logical man would be willing to sacrifice his life to save the world and branded social Darwinism "The Gospel of Greed." This man also dubbed the world of appearances the (*) "phaneron" and claimed that the triadic relation of sign, object, and interpretant necessitated an infinite and evolving sequence of signs. He also proposed three titular universal groupings, "Firstness," "Secondness," and "Thirdness," in his "On a New List of Categories," and asserted that the scientific method should be used as a basis for the title concept in "The Fixation of Belief." FTP, identify this author of "How to Make Our Ideas Clear," an American pragmatist.
Social Science