The author, Dr. Johannes Rojahn, holds the copyright to the BPI.
Conditions for using the BPI
The BPI may be used free of charge for personal, unfunded research, and for other not-for-profit purposes.
Clinics, schools, investigators with funded research and other entities who wish to use the BPI on a routine basis will be charged either U$ 150.00 for the permission to reproduce 50 copies from the electronic prototype, or U$ 250.00 for an unlimited number of copies.
For questions, please contact Dr. Johannes Rojahn (E-mail: email@example.com; Address: 8 Addison Street, Beaufort, SC 29907, USA)
If you decide to use the BPI, please provide some information about you and the activity for which you intend to use the BPI in the space provided in the About You page.
If you publish information about the BPI, the preferred reference for the BPI-01 is:
- Rojahn, J., Matson, J. L., Lott, D., Esbensen, A. J., & Smalls, Y. (2001). The Behavior Problems Inventory: An instrument for the assessment of self-injury, stereotyped behavior and aggression/destruction in individuals with developmental disabilities. Journal of Autism and Developmental Disorders, 31, 577 – 588.
The preferred references for the BPI-S are:
- Rojahn, J., Rowe, E. W., Sharber, A. C., Hastings, R. P., Matson, J. L., Didden, R., Kroes, D. B. H., & Dumont, E. L. M. (2012a). The Behavior Problems Inventory-Short Form (BPI-S) for individuals with intellectual disabilities I: development and provisional clinical reference data. Journal of Intellectual Disability Research, 56, 527–545.
- Rojahn, J., Rowe, E. W., Sharber, A. C., Hastings, R. P., Matson, J. L., Didden, R., Kroes, D. B. H., & Dumont, E. L. M. (2012b). The Behavior Problems Inventory-Short Form (BPI-S) for individuals with intellectual disabilities II: Reliability and Validity. Journal of Intellectual Disability Research. 56, 546–565.