Singh, Sabina and Sharma, Binita and Nair, Varsha and Mantri, Swati and White, Howard (2024) The effectiveness of interventions to improve the welfare of people experiencing and at risk of homelessness: an updated evidence and gap map. London: Centre for Homelessness Impact.

White, Howard (2017) The effects of sentencing policy on re-offending: a summary of evidence from 12 Campbell systematic reviews. Campbell Policy Brief , (4) , 4 p..

Apunyo, Robert and White, Howard and Otike, Caroline and Katairo, Thomas and Puerto, Sussana and Gardiner, Drew and Kinengyere, Alison Annet and Eyers, John and Saran, Ashrita and Obuku, Ekwaro A (2022) Interventions to increase youth employment: an evidence and gap map. Campbell Systematic Reviews , 18 , (1) , e1216.

White, Howard (2020) Policy brief 6: Effectiveness of interventions to reduce substance abuse. Oslo: Campbell Collaboration.