B.A., Philosphy, Psychology, University of Maine, Orono, Maine, Undergraduate 1968 - 1969

M.A., Experimental Psychology, Brown University, Providence, R. I. , Graduate 1972 - 1972

Ph.D., Experimental Psychology, Brown University, Providence, R. I., Graduate 1974 - 1974

1979: Licensed Psychologist in MA #2271

2000: Board Certified Behavior Analyst #1-00-0059

1985-present: Clinical Associate Professor, Bouvé College of Pharmacy and Health Sciences, Department of Counseling Psychology, Rehabilitation, and Special Education, Northeastern University, Boston, MA

2007-present: Clinical Adjunct Professor, Western New England College

Geckeler, A., Libby, M. E., Graff, R. B., & Ahearn, W. H. (2000). Effects of reinforcer choice measured in single and concurrent operants procedures. Journal of Applied Behavior Analysis, 33, 347-351.

Gottschalk, J. M., Libby, M. L., & Graff, R. B. (2000). The effects of establishing operations on preference assessment outcomes. Journal of Applied Behavior Analysis, 33, 81-84.

Graff, R. B., Green, G., & Libby, M. E. (1998). Evaluating the effectiveness of two levels of treatment intensity for a young child with severe disabilities. Behavioral Interventions. 13, 21-41.

Graff, R.B., Libby, M.E., & Green, G. (1998). The effects of reinforcer choice on rates of challenging behavior and free operant responding in individuals with severe disabilities. Behavioral Interventions.

Graff, R. B., & Libby, M. E. (1999). A comparison of presession and within-session reinforcement choice. Journal of Applied Behavior Analysis, 32, 161-173.

Graff, R. B., Lineman, G., Libby, M. E., & Ahearn, W. H. (1999). Functional analysis and treatment of screaming in a young girl with severe disabilities. Behavioral Interventions, 14, 233-239.

Healey, J., Ahearn, W. H., Graff, R. B., & Libby, M. (2001). Extended analysis and treatment of self-injurious behavior. Behavioral Interventions, 16, 181-195.

Association for Behavior Analysis International
Berkshire Association for Behavior Analysis and Therapy