"SuperFreakonomics" is a book by Steven D. Levitt and Stephen J. Dubner that explores unconventional economic theories and surprising insights about human behavior. It builds on the ideas presented in their previous work, Freakonomics, using data and real-world examples to challenge traditional thinking. The authors tackle various topics, including climate change, healthcare, and crime rates, revealing unexpected connections and counterintuitive conclusions. By applying economic principles to everyday issues, "SuperFreakonomics" encourages readers to think critically about the world around them and question commonly held beliefs.