The author is grateful to Drazen Prelec for his guidance and mentorship. The author thanks Jack Soll, the anonymous associate editor, and the reviewers for their constructive suggestions. The author also thanks David Rand, Rick Larrick, Asa Palley, Mark Himmelstein, David Budescu, Juliana Schroeder, Nate Fast, Don Moore, Clayton Critcher, Oleg Urminsky, Celia Gaertig, Cameron Martel, Shiman Ding, Kristine Cho, Sophia Li, William Ryan, Hause Lin, Dmitry Taubinsky, Frank Schilbach, Sinan Aral, Dean Eckles, and many seminar and conference participants for their valuable feedback on this project.