ISBN 0-86491-228-5
Douglas, K. S., Webster, C.D., Hart, S. D., Eaves, D., & Ogloff, J. R. P. (2001). HCR-20 violence risk management companion guide. Burnaby, BC: Simon Fraser University, Mental Health, Law, and Policy Institute.
Outlines current strategies through which violence potential can be reduced. This is done with respect to the 10 "dynamic" or changeable variables within the HCR-20 scheme.