Helmus (2023). Recidivism Rates of Men Charged/Convicted of Child Pornography Offences
Lee, Brankley, & Hanson (2023). There is no such thing as zero risk of sexual offending. Canadian Journal of Criminology and Criminal Justice, 65(3), 1-31.
Hanson, & Morton-Bourgon (2009). The accuracy of recidivism risk assessments for sexual offenders: a meta-analysis of 118 prediction studies.
Hanson, Harris, Scott, & Helmus (2007). Assessing the risk of sexual offenders on community supervision: The Dynamic Supervision Project
Hanson & Morton-Bourgon (2004). Predictors of sexual recidivism: an updated metaanalysis.
Harris & Hanson (2004). Sex offender recidivism: A simple question.
Dynamic Predictors of Sexual Offense Recidivism
Olver,Stockdale,Helmus, Woods,Termeer & Prince (2024). Supplemental tables. Too risky to use, or too risky not to? Lessons learned from over 30 years of research on forensic risk assessment with Indigenous persons.
Olver,Stockdale,Helmus, Woods,Termeer & Prince (2024). Too risky to use, or too risky not to? Lessons learned from over 30 years of research on forensic risk assessment with Indigenous persons.
Hanson, Harris, Helmus & Thornton (2014). High risk sex offenders may not be high risk forever.
Hanson, Harris, Letourneau, Helmus & Thornton (2018). Reductions in risk based on time offense-free in the community: Once a sexual offender, not always a sexual offender.
Thornton et al. (2019), Supplemental Material
Thornton, Hanson, Kelley & Mundt (2019). Estimating lifetime and residual risk for individuals who remain sexual offense free in the community: Practical applications.
Time free in the community calculator (excel) version 2024 05 28
Users Manual for Lifetime and Residual Risk Calculator Revised 2024 05
Amici Curiae (Gundy, US Supreme Court) Sexual Recidivism Rates and Implications for Registration (2018)
Arizona – Daubert Static & Dynamic Risk Factors (2013)
Case law summary (2008)
New Hampshire — admissibility of Static-99R (2010)
New Hampshire Superior Court — Daubert hearing on new norms (2009)
New York — Daubert challenge to Static-99 (2009)
Static-99 Authors Recommend the Original Norms Should not be Used (2016)
Wright Order Releasing (2013)