Gurucharan Singh Khalsa, Ph.D., LPCC, is a leading Trainer in Kundalini Yoga as taught by Yogi Bhajan, and has helped to compile and elucidate Yogi Bhajan’s teachings since 1969. Gurucharan Singh combines Western scientific training with Eastern traditions to develop practical approaches to personal growth and fulfillment. His first degrees and graduate studies were from Harvey Mudd College and Claremont Graduate School. His major emphasis was in mathematics, with a broad training in physics, chemistry, engineering and a minor in psychology. Later Gurucharan Singh earned both an M.Ed. at Boston University and a Ph.D. in psychology with an emphasis on research in meditation and clinical counseling. He has a keen understanding of Humanology, the psychology of personal excellence developed by Yogi Bhajan, and has used it in clinical practice for three decades as well as developed trainings in Humanology for therapists and healers.