Alan R. Hirsch

Dr. Alan Hirsch, a Neurologist and Psychiatrist who specializes in the treatment of smell and taste loss, is the Neurological Director of the Smell & Taste Treatment and Research Foundation in Chicago, IL. He is a Faculty Member in the Department of Medicine at Mercy Hospital and Medical Center, and Assistant Professor in the Department of Neurology and Department of Psychiatry at Rush Presbyterian St. Luke's Medical Center.

Since being accepted into medical school at the age of 16, Dr. Hirsch's career has been dedicated to studying the sensory system of the human body. He lectures frequently around the country, and has conducted and published over 180 research studies on sensory phenomena. His 20-plus years of research regarding the impact of smell and taste on weight loss led him to develop the patent-pending technology used in the Sensa Weight-Loss System.

As America's foremost researcher on the effects of odors and flavors on human emotion, mood and behavior, Dr. Hirsch has helped create the sensory experiences for thousands of products and places, from the refreshing fragrance of your favorite shampoo to the welcoming scent in a hotel lobby. In fact, there's an excellent chance that at least once in the past four days, you've come in contact with a product or place he's helped to odorize!

Dr. Hirsch has been featured in major magazines and has appeared on Dateline NBC, CNN, Good Morning America, Extra and the Food Network.