Keith Harary holds a Ph.D. in psychology, with emphases in both clinical counseling and experimental psychology. He is currently Research Director of the Institute for Advanced Psychology in Tiburon, California.

Pamela Weintraub is an author and journalist who specializes in health, biomedicine, and psychology. She is currently a consulting editor at Psychology Today and executive editor at MAMM magazine, and has served as editor in chief of OMNI.

Together, Harary and Weintraub have written several books for the In 30 Days series, including Memory Enhancement in 30 Days, Lucid Dreams in 30 Days, and Have an Out-of-Body Experience in 30 Days.