John D. Mayer is a professor of psychology at the University of New Hampshire and is a key innovator in intelligence research. He has written more than 125 scientific articles, books, and psychological tests, including the internationally known Mayer-Salovey-Caruso Emotional Intelligence Test (MSCEIT™). He has lectured around the world, has blogged for Psychology Today, and has appeared on NPR and BBC TV. His work has been covered in The New York Times, Time, and The Washington Post. He lives in New Hampshire.