David P. Walling, PhD, is Chief Executive and Clinical Officer at Collaborative Neuroscience Network, Inc., a leading clinical research center for mental health conditions in Los Angeles, California. Previously, he was Vice President of Clinical Services at Psychiatric Management Resources & Stadt Solutions Pharmacy Corporation. Dr. Walling was also an Assistant Professor and Research Scientist in Psychiatry and Behavioral Sciences at the University of Texas Medical Branch at Galveston. Dr. Walling has clinical experience as a licensed psychologist and marriage, family, and child counselor.

Throughout his career, Dr. Walling has been a lead or co-investigator for more than 90 clinical studies, with many focusing on schizophrenia and/or schizoaffective disorder. He has published numerous articles in leading medical journals including the American Journal of Psychiatry, American Journal of Psychotherapy, and Journal of Nervous and Mental Disease. Dr. Walling has also authored numerous book chapters and has served as a reviewer for leading publications including Psychiatric Services, Psychiatry Research, and the American Journal of Clinical Hypnosis.

Dr. Walling has presented at leading medical meetings including the annual meetings of the American Psychological Association (of which he is a member), the American Psychiatric Association, and the International Congress on Schizophrenia Research.

Dr. Walling received his doctorate in counseling psychology from the University of Southern California. He received his master’s degree in counseling from California State University, where he also received his bachelor’s degree. He completed his internship at the University of Texas Medical Branch at Galveston.