Dr. Zadeh is a tenured Associate Professor and the director of the post-doctoral periodontology program at the University of Southern California (USC), Herman Ostrow School of Dentistry and a diplomate of the American Board of Periodontology. Dr. Zadeh received his doctor of dental surgery degree from USC Ostrow School of Dentistry. He has also completed advanced clinical education in Periodontology and earned a PhD degree in immunology from the University of Connecticut, Schools of dental medicine and medicine. Dr Zadeh is currently serving as the president of the Western Society of Periodontology. Dr. Zadeh also maintains a part-time private practice limited to Periodontology in Southern California.