text: In the introduction to one book, this thinker explained he was motivated to write it after being surprised to discover that TheSymposium was a defense of "homosexual love."
full_question: In the introduction to one book, this thinker explained he was motivated to write it after being surprised to discover that TheSymposium was a defense of "homosexual love." In that book, this thinker compares eating chocolate ice cream instead of vanilla if the "price of vanilla skyrockets" with the choice to "engage in homosexual or heterosexual acts." He announced that he would range himself "on the side of the Skeptics" in a 1990 book that credited Jeremy Bentham for the "pragmatic concept of law" it advocated. This author of Sex and Reason proposed a model of "risky sexual behavior" in an analysis of the AIDS crisis, Private Choices and Public Health. This author of the books The Problems of Jurisprudence and Antitrust Law was appointed in 1981 to the 7th Circuit Court of Appeals. For 10 points, name this leading figure in the law-and-economics movement, who runs a blog with Gary Becker.
first_sentence: In the introduction to one book, this thinker explained he was motivated to write it after being surprised to discover that TheSymposium was a defense of "homosexual love."
raw_answer: Richard Allen Posner