Les Fehmi, Ph.D., Director, Princeton Biofeedback Centre, Princeton, New Jersey, 609-924-0782, www.openfocus.com, founding member of the Biofeedback Society of America (now AAPB). For over thirty years he has conducted research and practiced clinically in the area of attention and EEG biofeedback . He developed Open Focus(TM) training and specializes in multi-channel, phase-synchrony neurofeedback.