Yoram Bauman, "the world's first and only stand-up economist," performs regularly at colleges and corporate events, sharing the stage with everyone from the late Robin Williams to Paul Krugman. He has appeared in TIME Magazine and on PBS and NPR, and is the co-author of the two-volume The Cartoon Introduction to Economics, which is now available in more than a dozen languages, and The Cartoon Introduction to Calculus. His goals in life are to spread joy to the world through economics comedy; to reform economics education; and to implement carbon pricing. Grady Klein is a cartoonist, animator, and graphic designer. He is the coauthor, with Yoram Bauman, of the two-volume The Cartoon Introduction to Economics as well as The Cartoon Introduction to Calculus; the coauthor, with Alan Dabney, of The Cartoon Introduction to Statistics; the coauthor, with Danny Oppenheimer, of Psychology: A Comic Book Introduction; and the creator of The Lost Colony series of graphic novels.