Gregg D. JacobsDr Gregg D. Jacobs is an Assistant Professor of Psychiatry at Harvard Medical School and a Senior Research Scientist with the Mind/Body Medical Institute of Harvard Medical School. He developed the Behavioural Medicine Insomnia Programme at Harvard Mdical School's Beth Israel Deaconess Medical Centre, where he is an Insomnia Specialist in the Sleep Disorders Centre. He is the author of Say Goodnight to Insomnia: A Drug-free Programme Developed at Harvard Medical School. Read More Read Less