Dr. Norman Rosenthal is best known as the psychiatrist and scientist who first described seasonal affective disorder (SAD) or winter depression, and pioneered the use of light in its treatment during his long and distinguished career as a National Institute of Mental Health researcher. For this work he was awarded the prestigious Anna Monika Award, an international prize for research in depression. He has conducted extensive research into disorders of mood, sleep and biological rhythms, which resulted in over 200 scholarly publications.

Besides his scholarly writings, Dr. Rosenthal has also written several books for the general public, including Winter Blues: Seasonal Affective Disorder: What it is and how to overcome it (Guilford, 1998); How to Beat Jet Lag: A Practical Guide for Air Travelers (Holt, 1993; co-author); and St. John's Wort: The Herbal Way to Feeling Good (HarperCollins, 1998). His latest book is The Emotional Revolution: How the New Science of Feelings can Transform Your Life (Kensington, 2002).

Dr. Rosenthal's skill at communicating complex scientific material in a way that is both readily understandable and engaging has made him a popular TV and radio guest. He has appeared on many national shows including Good Morning America, CBS Sunday, CBS Morning News, CNN, Fresh Air, All Things Considered, ESPN and The Today Show, to name just a few.

Dr. Rosenthal is the medical director of Capital Clinical Research Associates (CCRA) and maintains an active private practice in Suburban Maryland. He has been listed among The Best Doctors in America and in the Guide to America's Top Psychiatrists.

Dr. Rosenthal can be reached at nermd@normanrosenthal.com