Cost, H.C., & Simpson, R., (2004). A behavioral assessment investigation: Direct observation and behavior ratings. Research in the Schools. 11(2),51-60.
Simpson, R.G., Smith, S., Johnson, T., & Halpin, G. (2003). The psychometric effects of altering the ceiling criterion on the Passage Comprehension Test of the Woodcock Reading Mastery Tests - Revised/NU. Assessment For Effective Intervention, 28 (2), 35-40.
Shippen, M. E., Simpson, R., & Crites, S. A. (2003). A practical guide to functional behavioral assessment. Teaching Exceptional Children, 35(5), 36-44.
Simpson, R. (1996). Quantitative research as the method of choice within a continuum model. In B. Stainback & S. Stainback (Eds.), Controversial Issues Confronting Special Education (2nd ed.). Boston: Allyn and Bacon.
Simpson, R., & Halpin, G. (1995). Psychometric effects of altering the ceiling criterion on the Passage Comprehension Test of the Woodcock-Johnson Psychoeducational Battery-Revised. Educational and Psychological Measurement, 55, 641-647.
Shapiro, S., & Simpson, R. (1995). Koppitz scoring system as a measure of Bender-Gestalt performance in behaviorally and emotionally disturbed adolescents. Journal of Clinical Psychology, 51(1), 108-112.
Shapiro, S., & Simpson, R. (1994). Patterns and predictors of performance on the Bender-Gestalt and the Developmental Test of Visual-Motor Integration in a sample of behaviorally and emotionally disturbed adolescents. Journal of Psychoeducational Assessment, 12, 254-263.
Cutchen, M., & Simpson, R. (1993). Interrater reliability among teachers and mental health professionals when using the Revised Behavior Problem Checklist. Journal of Psychoeducational Assessment, 11, 4-11.
Simpson, R., & Halpin, G. (1992). Psychometric effects of altering the ceiling criterion on the passage comprehension test of the Woodcock Reading Mastery Tests-Revised. Educational and Psychological Measurement, 52, 467-473.
Simpson, R. (1992). Quantitative research as the method of choice within a continuum model. In W. Stainback & S. Stainback (Eds.), Controversial issues confronting special education (pp. 235-242). Boston: Allyn and Bacon.
Simpson, R., & Stephenson, O. (1991). Relationship between teacher ratings of secondary students using the Revised Behavior Problem Checklist. Diagnostique,16, 107-113.
Simpson, R. (1991). Agreement among teachers of secondary students in using the Revised Behavior Problem Checklist to identify deviant behavior. Behavioral Disorders, 17, 66-71.
Simpson, R. (1991). Agreement among teachers of secondary students in using the Revised Behavior Problem Checklist to identify deviant behavior. Behavioral Disorders, 17, 66-71.
Simpson, R., & Stephenson, O. (1991). Relationship between teacher ratings of secondary students using the Revised Behavior Problem Checklist. Diagnostique, 16, 107-113.
Simpson, R., & Buckhalt, J. (1990). A non-formula discrepancy model to identify learning disabilities. School Psychology International, 11, 273-279.
Simpson, R. (1989-1990). Review of the Revised Behavior Problem Checklist. Diagnostique, 15, 161-173.
Darch, R., & Simpson, R. (1990). Effectiveness of visual imagery versus rulebased strategies in teaching spelling to learning disabled students. Research in Rural Education, 7, 61-70.
Halpin, G., Simpson, R., & Martin, S. (1990). An investigation of racial bias in the Peabody Picture Vocabulary Test-Revised. Educational and Psychological Measurement, 50, 183-189.