Professional Critique "My active clinical practice includes...epilepsy, behavioral neurology including learning disabilities and ADHD.  I have no hands on experience with EBT (EEG Biofeedback Therapy).  I would hope that the opinions provided in this commentary could be seen as free of any personal bias or financial conflict.  I have reviewed the extensive EBT literature, attended many lectures on the topic at hand and have spoken to many practitioners in order to come to the opinions noted below. In my opinion, if any medication had demonstrated such a wide spectrum of efficacy, it would be universally accepted and widely used." Frank M. Duffy M.D.

The January 2000 edition of Clinical EEG (vol. 31 No. 1) was devoted to an extensive review of the clinical applications of EEG biofeedback, a form of operant conditioning. Frank Duffy M.D. is Clinical EEG's Associate Editor for Neurology.  He directs the Clinical Neurophysiology Laboratory and Developmental Neurophysiology (research) Laboratory at Children's Holpital, Boston, a Harvard Medical School Affiliated institution.  In the introduction to his editorial he writes,