“…There were reported several uncontrolled case studies and conceptual reviews on alpha EEG training for alcohol (DeGood & Valle, 1978;Denney, Stelson, & Hardt, 1991;Jones & Holmes, 1976;Passini et al, 1977;Tarbox, 1983;Watson, Herder, & Passini, 1978) and drug abuse treatment (Brinkman, 1978;Goldberg, Greenwood, & Taintor, 1976Lamontagne, Beausejour, Annable, & Tetreault, 1977;Sim, 1976), but the impact of alpha biofeedback training as a SUD therapy was not significant.…”