Article

Merdian, Hannah Lena, Perkins, Derek, McCashin, Darragh and Stevanovic, Jelena (2020) Integrating Structured Individual Offending Pathway Analysis into Group Treatment for Individuals who have accessed, shared, and/or distributed Child Sexual Exploitation Material: A Feasibility Study and Preliminary Outcome Evaluation. Psychology, Crime and Law . ISSN 1068-316X

Merdian, Hannah Lena, Perkins, Derek, Webster, Stephen and McCashin, Darragh (2019) Transnational Child Sexual Abuse: Outcomes from a Roundtable Discussion. International Journal of Environmental Research and Public Health, 16 (2). p. 243. ISSN 1660-4601

Merdian, Hannah Lena, Kettleborough, Danielle, McCartan, Kieran and Perkins, Derek (2017) Strength-based approaches to online child sexual abuse: Using self-management strategies to enhance desistance behaviour in users of child sexual exploitation material. Journal of Criminal Psychology, 7 (3). pp. 182-191. ISSN 2009-3829

Perkins, Derek E. and Merdian, Hannah L. (2017) Online sex offending: approaches to assessment and intervention [introduction to the special issue]. Journal of Sexual Aggression, 23 (1). pp. 1-2. ISSN 1355-2600

Review

Babchishin, Kelly, Merdian, Hannah Lena, Bartels, Ross and Perkins, Derek (2018) Child sexual exploitation materials offenders: a review. European Psychologist . ISSN 1016-9040

Book Section

Merdian, Hannah Lena and Perkins, Derek (2022) Working with Individuals who have accessed Child Sexual Exploitation Material: Assessment Strategies and Future Developments. In: Challenges in the Management of People Convicted of a Sexual Offence: A Way Forward, Palgrave Studies in Risk, Crime and Society. Springer, pp. 85-101. ISBN 9783030802110

Hogue, Todd, Wesson, Charlotte and Perkins, Derek (2018) Eye-tracking and assessing sexual interest in forensic contexts. In: Assessment of sexual offenders. Wiley. ISBN UNSPECIFIED

Paper or Report

Merdian, Hannah Lena, Wefers, Sarah, Bradshaw, Hannah and Perkins, Derek (2022) Non-Photographic Images of Child Sexual Abuse: The Risks and Public Policy Responses. Project Report. British Board of Film Classification.

Brennan, Maggie, Merdian, Hannah Lena, Perkins, Derek, Babchishin, Kelly, Brown, Jon, Sean, Hammond, Rachel, Kelly, Bjørn-Erik, Ludvigsen and McCartan, Kieran (2019) Best Practice in the Management of Online Sex Offending. Project Report. University of Plymouth.

Perkins, Derek and Merdian, Hannah Lena (2018) Online child sexual exploitation material offending: from aetiology to desistance. Discussion Paper. National Organisation for the Treatment of Abusers.

Perkins, Derek, Merdian, Hannah Lena, Schumacher, Britta, Bradshaw, Hannah and Stefanovic, Jelena (2018) A scoping review and gap analysis of interventions for perpetrators of online child sexual exploitation. Project Report. Centre for Expertise in Child Sexual Abuse.

Conference or Workshop contribution

Merdian, Hannah Lena and Perkins, Derek (2018) Child sexual exploitation material offending: From formulation to prevention. In: NOTA Scotland, 23-24 April 2018, Stirling University.

Merdian, Hannah Lena, Perkins, Derek, Kettleborough, Danielle and Beard, Nikki (2018) onlinePROTECT: Preventing the Sexual Exploitation of Children. In: Public Engagement for All with Research at Lincoln (PEARL) Conference, 21st March 2018, University of Lincoln.

Perkins, Derek and Merdian, Hannah Lena (2017) Internet-based child sexual exploitation. In: HMP Whatton Conference: Prevention and Resettlement, 14 June 2016, HMP Whatton.

Kunasegaran, Kogilavani, Glorney, Emily, Merdian, Hannah Lena and Perkins, Derek (2017) Narrative child sexual exploitation material (NCSEM): NCSEM functions and offence pathways model. In: British Psychological Society Division of Forensic Psychology Annual Conference, 13 - 15 June 2017, Bristol.

Perkins, Derek and Merdian, Hannah Lena (2017) onlineProtect - Results so far. In: New Directions in Sex Offenders Practice, 3-4 April 2017, University of Birmingham.

Merdian, Hannah Lena, Perkins, Derek, Eves, Paula and Farrell, Amy (2017) Roundtable discussion: Men who travel to abuse children: The issue of transnational child sexual abuse. In: Roundtable Discussion Men who travel to abuse children: The Issue of Transnational Child Sexual Abuse, 28 March 2017, Ruby Room - Premier Meetings London Euston, 1 Duke's Road London WC1H 9PJ.

Merdian, Hannah Lena and Perkins, Derek (2016) Internet-based child sexual exploitation: case formulation & intervention planning. In: Case Formulation workshop for Professionals working with users of child sexual exploitation material, 13 December 2016, Criminoloog Universitair Forensisch Centrum.

Merdian, Hannah Lena and Perkins, Derek (2016) Internet-based child sexual exploitation: case formulation and intervention planning. In: Workshop for professionals working with Users of Child Sexual Exploitation Material, Rossi Scotland, 7 December 2016, Montrose, Scotland.

Perkins, Derek and Merdian, Hannah Lena (2016) Case formulation in child sexual exploitation material offending. In: Child Sexual Exploitation: What We Know, What We Need to Know, 24 November 2016, Newcastle upon Tyne.

Kettleborough, Danielle, Merdian, Hannah Lena, Roberts, Amanda and Perkins, Derek (2016) Online users of child sexual exploitation material (CSEM). In: College of Social Science Research Showcase, 4 July 2016, University of Lincoln.

Brennan, Maggie, Perkins, Derek and Merdian, Hannah Lena (2015) "We can't arrest our way out of this.” Managing and preventing online child sexual abuse. In: Understanding Sexual Violence and Abuse: Causes, Responses, and Prevention, 5 November 2015, The Watershed, Bristol, UK..

Merdian, Hannah Lena and Perkins, Derek (2015) Internet-based child sexual exploitation: case formulation and intervention planning. In: Annual Research and Treatment Conference of the Association for the Treatment of Sexual Abusers, 14-17 October 2015, Montreal, CA..

Kettleborough, Danielle, Merdian, Hannah Lena and Perkins, Derek (2015) An application of the motivation-facilitation model to offenders who use child sexual exploitation material. In: Annual Internationl Conference of the National Organisation for the Treatment of Abusers: NOTA 2015, 16-18 September 2015, Dublin, Ireland.

Ebrahimjee, Anisah, Perkins, Derek and Merdian, Hannah Lena (2015) A picture speaks a thousand words: impulse control in online child sex offenders. In: Annual Conference of the National Organisation for the Treatment of Abusers, 16 - 18 September 2015, Dublin, Ireland.

Perkins, Derek and Merdian, Hannah Lena (2015) Child sexual exploitation material offending: the challenges of formulation, risk management and reintegration. In: Eradicating Childhood Sexual Abuse Online and Offline, 15 July 2015, Rampton Hospital, Retford, Nottinghamshire.

Merdian, Hannah Lena and Perkins, Derek (2015) Internet-based sex offending : case formulation & intervention planning. In: Internet-based Sex Offending : Case Formulation & Intervention Planning, 11 June 2015, Edinburgh, Premier Inn.

Merdian, Hannah Lena and Perkins, Derek (2015) Pathways to online sex offending: development of a case formulation models for users of child sexual exploitation material. In: "Let's Talk About Sex" in Sex Offending Research and Practice, 14 May 2015, Lincoln.

Merdian, Hannah Lena, Perkins, Derek and Brennan, Maggie (2015) Best practice in the management of online sex offending: policing, management, legislation, policy. In: Consultation Event: Best Practice in the Management of Online Sex Offending: Policing, Management, Legislation, Policy, 22 April 2015, London, NCA-­‐CEOP Command.

Merdian, Hannah Lena, Perkins, Derek and Brennan, Maggie (2015) Initial findings from the International Working Group on Best Practice in the Management of Online Sex Offending. In: Annual Conference of the National Organisation for the Treatment of Abusers, 16 - 18 September 2015, Dublin, Ireland.

Merdian, Hannah Lena and Perkins, Derek (2014) Internet-based sex offending: case formulation and intervention planning. In: Case formulation workshop, 20 November 2014, London.

Perkins, Derek and Merdian, Hannah Lena (2014) Development of an aetiological model of online child sexual exploitation material offending. In: European Association of Psychology and Law (EAPL) International Conference 2014 : Actual Problems of Psychology and Law, 24-27 June 2014, St Petersburg.

Merdian, Hannah Lena and Perkins, Derek (2014) "Looking is not as bad as touching - or is it?" Considering risk in offenders who use child sexual exploitation material. In: onlinePROTECT Conference 2014, 1 May 2014, Hamilton House, London.

Merdian, Hannah Lena and Perkins, Derek (2013) Study of online child sexual exploitation offenders: results from the onlinePROTECT pilot. In: Annual Conference of the National Organisation for the Treatment of Abusers: NOTA 2013, 25-27 September 2013, Cardiff City Hall.

Book or Monograph

Azizian, Allen, Perkins, Derek, Wefers, Sarah and Merdian, Hannah Lena, eds. (2021) CHILD SEXUAL EXPLOITATION MATERIAL (CSEM): Pathways to Desistance. The Counseling and Psychotherapy Center of Greater Boston, Inc.. ISBN 978-1-7363272-9-6