He works actively in the fields of neurofeedback (EEG biofeedback), quantitative EEG brain mapping, hypnosis, and sex and marital therapy.  He received the Morton Prince Award for Distinguished Career Contributions to the Field of Clinical Hypnosis from the American Board of Psychological Hypnosis and the Society for Clinical & Experimental Hypnosis, and a Group Recognition Award from the Association for Psychophysiology & Biofeedback.  He has also received a Lifetime Achievement Award from the American Society of Clinical Hypnosis.  The A.S.C.H. honored Dr. Hammond with the Irving Secter Award in 1990, and with a Presidential Award of Merit in 1989 for "creating significant publications which have contributed to the advancement of knowledge in clinical hypnosis."  For two years he chaired the ASCH monthly workshops meetings throughout the U.S. and Canada, and he has chaired two annual workshop meetings and co-chaired two annual scientific meetings of ASCH.  In 1994, Dr. Hammond was honored by receiving the Thomas P. Wall Award for Excellence in the Teaching of Clinical Hypnosis.

He is a full Professor of Physical Medicine & Rehabilitation and a Psychologist at the University of Utah School of Medicine.  Dr. Hammond has published 57 journal articles or reviews, 40 chapters, numerous sections in books, and eight books, including a leading textbook, Handbook of Hypnotic Suggestions & Metaphors published by W. W. Norton and the ASCH workshop/course text, Hypnotic Induction & Suggestion.  Dr. Hammond coordinated a national task force on hypnosis and memory, reviewing the scientific literature in this area and creating guidelines for clinicians using hypnosis with victims of abuse, and is the primary author of the resulting book:  Clinical Hypnosis and Memory: Guidelines for Clinicians and for Forensic Hypnosis.  It received the Best Book of the Year Award from the Society for Clinical & Experimental Hypnosis in 1996.  He recently co-authored an 800 page, oversized volume, Memory, Trauma Treatment, and the Law.  This volume won the Guttmacher Award for the Best Publication of the Year in Psychiatry and the Law from the American Academy of Psychiatry and the Law and the American Psychiatric Association, and the Arthur Shapiro Award for Best Book of the Year by the Society of Clinical & Experimental Hypnosis.  In 1998, he was also given a Distinguished Achievement Award from the International Society for the Study of Dissociation.  He created the credentialing program for the A.S.C.H. and is the primary author of their national Standards for Training in Clinical Hypnosis.  He is also the primary author of the standards for the use of QEEG in the field of neurotherapy.  His latest book, The Art of Artifacting, is on artifacting data in quantitative EEG brain mapping.  In 2001, he also co-chaired a Task Force on Methodology and Empirically Supported Treatments in the area of neurofeedback.

Cory is also an Associate Editor of the American Journal of Clinical Hypnosis, an Associate Editor of the Journal of Neurotherapy, an Editorial Board Member of the Journal of Alternative & Complementary Medicine, and he was an Advisory Editor for the Ericksonian Monographs series and has been a regular faculty member at International Ericksonian Congress meetings. He presents workshops throughout the United States and internationally.  For thirteen years he was the Leader of the Professional Treatment Section and on the Planning Committee for the University of Utah Summer School on Alcoholism and Other Drug Dependencies, where he has also been a faculty member for 25 years.  Cory has also been a Consultant for the National Center for Alcohol Education, the FBI, and Federal Bureau of Prisons and Justice Department.