[Pictured: New York City Deputy Police Commissioner John A. Leach, right, watching agents pour liquor into sewer following a raid during the height of prohibition.] 1920: The Nineteenth Amendment womens right to vote Library of Congress // Wikimedia Commons 1920: The Nineteenth Amendment women'...
S. (1982). Training behavior change agents: A conceptual review. Behavior Therapy, 13, 1–23. Article Google Scholar Boudin, H., Valentine, V., Ingraham, R., Brantley, J., Ruiz, M., Smith, G., Catlin, R., & Regan, E. (1974). Contingency contracting with drug addicts in the ...