Educational Qualifications

1992
Postgraduate Diploma in Clinical Psychology, University of Auckland, NZ

1991
Master of Arts (1st Class Honours) Psychology, University of Auckland, NZ

1989
Bachelor of Arts, Psychology, University of Auckland, NZ

Academic and Professional Experience

2020 – 2023
Associate Professor, SUSS & Senior Consultant Psychologist,
Singapore Prison Service, Ministry of Home Affairs

2017 - 2020
Deputy Chief Psychologist, Office of Chief Psychologist, Ministry of Home Affairs

2012 - 2020
Director, Psychological & Correctional Rehabilitation Division, Singapore Prison Service

2009 - 2012
Senior Assistant Director, Psychological & Counselling Services Branch, Singapore Prison Service

2001 - 2009
Head, Psychological Services Branch, Singapore Prison Service

1997 - 2001
Head of Psychology Dept., Regional Forensic Psychiatry Service, Auckland, NZ

1995 - 1997
Acting Head of Psychology Dept., Regional Forensic Psychiatry Service, Auckland, NZ

1992 - 1995
Clinical Psychologist, Regional Forensic Psychiatry Service, Auckland, NZ

Selected Publications

Abdin, E., Koh, K., Mythily, S., Gua, M., Leo, T., Teo, C., Tan, E.E., Chong, S. A., (2011)
Validity of the Personality Diagnostic Questionnaire-4 (PDQ-4+) among mentally ill prison inmates in Singapore. Journal of Personality Disorders, 25, 834-841.

Leo, H. (2010)
The Introduction of Evidence-Based Practice within an Organisation Undergoing Transformational Change. UNAFEI Resource Material Series, 88, 77–86. 

Leo, H. (2010)
Current Evidence-Based Practices in the Singapore Prison Service. UNAFEI Resource Material Series, 88, 87-95.

Leo, H. (2010)
Using Evidence-Based Knowledge to Create an Offender Throughcare System. UNAFEI Resource Material Series, 88, 96-104.

Leo, H. (2017)
The application of psychology to the Singapore Prison Service. In H. C. Chan, & S. M. Ho
(Eds.), Psycho-criminological perspective of Criminal Justice in Asia. Research and Practice in Hong Kong, Singapore, and Beyond (pp. 184-199). Routledge.

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