Gifford. E. V., Kohlenberg, B. S., Hayes, S. C., Antonuccio,

D. O., Piasecki, M. M., Rasmussen-Hall, M. L. & Palm, K. M.

(2004). Acceptance-based treatment for smoking cessation.

Behavior Therapy, 35, 689–705.

Hayes, S. C., Wilson, K., Gifford, E. V., Bisse’it, R., Piasecki, P.,

Batten, S., Byrd, M. V., & Gregg, J. (2004). A preliminary trial

of Twelve-step Facilitation and Acceptance and Commitment

Therapy with polysubstance-abusing methadone-maintained

opiate addicts. Behavior Therapy, 35, 667-688.

Heil, S. H., Higgins, S. T., Bernstein, I. M., Solomon, L. J.,

Rogers, R. E., Thomas, C. S., Badger, G. J. & Lynch, M. E.

(2008). Effects of voucher-based incentives on abstinence from

cigarette smoking and fetal growth among pregnant women,

Addiction, 103, 1009–1018.

Higgins, S. T., Heil, S. H., and Plebani Lussier, J. (2004) Clinical

implications of reinforcement as a determinant of substance use

disorders. Annual Review of Psychology, 55, 431–461.

Madden, G. J. (2008). Ammunition for fighting a demand-side

war on drugs: A review of contingency management in substance

abuse treatment. Journal of Applied Behavior Analysis, 41, 645-

651.

Madden, G. J., Petry, N., Badger, G. J., & Bickel, W. K. (1997).

Impulsive and self-control choices in opiate-dependent patients

and non-drug-using control participants: Drug and monetary

rewards. Experimental and Clinical Psychopharmacology, 5,

256-262.

Odum, A. L., Madden, G. J., Badger, G. J., & Bickel, W.

K. (2000). Needlesharing in opioid-dependent outpatients:

Psychological processes underlying risk. Drug and Alcohol

Dependence, 60, 259-266.

Plebani Lussier, J., Heil, S. H., Mongeon , J. A., Badger, G.

J., & Higgins, S. T. (2006). A meta-analysis of voucher-based

reinforcement therapy for substance use disorders, Addiction,

101, 192–203.