David A Crighton & Graham J Towl 
Suicide in Prisons [PDF ebook] 

The definitive guide from two leading authors central to developments in the field. An invaluable book which covers everything from theoretical and community research to precisely what is known about prisoners and the risk of their completing suicide. Covers the Harris Review and Government Response to it as well as the stance of politicians, reform groups and other leading experts on what in 2017 is an escalating problem for UK prisons. Contains analysis and data from over 30 years, bringing together key knowledge and information at a critical time of concern and attention.