Kevin Ladd is a social psychologist and Associate Professor at Indiana University. He conducts most of his research in the area of the psychology of religion. In particular, he is interested in the topic of prayer. He is co-author, with Bernard Spilka, of The Psychology of Prayer: A Scientific Approach.

He is currently working on a three year project funded by the John Templeton Foundation to explore what people tend to think about while praying, how people literally see the world in terms of spiritual importance, what people tend to feel while praying, and how people use their bodies while praying. Other research interests include the interface of science & religion, prayer, wisdom, music, ritual, health, coping, prejudice, psychometrics, physiology, neuroimaging, synesthesia, spiritual transformation, character development, personality, clergy & congregational performance/satisfaction, magic.