Dr Joseph Sakdalan

BSc Psych, MA(CounPsych), MPH, MD, MSc(ForPsych), PhD(ClinPsych), PGDip(PsychNeuroAssess)

  • Lecturer
  • Unit Coordinator
  • Placement Supervisor
  • Research Supervisor
Joseph Sakdalan

Research Expertise

  • Neurodivergence and co-occurring conditions
  • Forensic disability and mental health
  • Assessment and Treatment of Complex Trauma
  • Psychopathology, personality disorder, and neuropsychology

Research Supervision

  • DPsych/PhD

Teaching

Advanced Assessment for Clinical Psychologists (CLP602)
Clinical Psychology: Theory and Practice (CLP601)
Psychological Assessment, Diagnostics Testing and Interview Competencies (CLN502)
Advanced Skills in Psychological Assessment and Psychopathology (MPP503)

Clinical Expertise

  • Assessment and treatment of adult clients with complex presentations such as mental health issues, neurocognitive problems, neurodivergence, personality issues, forensic issues
  • Complex Trauma
  • Intellectual Disability and Neurocognitive Disorders
  • Risk assessments and court-ordered assessments

About

Dr Joseph Sakdalan is an AHPRA registered psychologist with endorsements in clinical psychology, counselling psychology, and clinical neuropsychology. He is a member of the Australian Psychological Society and a fellow of the APS College of Clinical Psychologists and Clinical Neuropsychologists. He has over 25 years of clinical experience working in primary care, community and inpatient mental health, and forensic mental health settings in New Zealand and Australia.
Joseph has extensive experience working with clients with complex presentations such as mental health issues, intellectual/cognitive problems, neurodevelopmental disabilities, personality issues, complex trauma, problematic behaviours (e.g., violent offending, sexual offending, etc.), sexual abuse, and substance use issues.
Joseph utilises evidence-based therapies, such as Cognitive Behaviour Therapy (CBT), Dialectical Behaviour Therapy (DBT), Acceptance and Commitment Therapy (ACT), Schema-Focused Therapy (SFT), and Eye Movement Desensitization Reprocessing Therapy (EMDR).
Joseph has worked with clients from diverse cultural backgrounds. He approaches clients with empathy, compassion, and validation. He values developing a good therapeutic relationship with his clients and helping them develop insight and skills to address psychological difficulties and live more meaningful lives. He utilises a neurodiversity-affirming approach to the assessment and treatment of neurodivergent clients.
Joseph works mostly but not exclusively with adults.
Dr Sakdalan has extensive experience carrying out cognitive and neuropsychological, specialist assessments (e.g., ABI, ADHD, ASD, etc.) and forensic psychological assessments. He has provided expert evidence at the Melbourne County and Supreme Court.

Key Publications

  • Sakdalan,. J. & Mitchell, B. (2023) Development of a Violence Rehabilitation Program for Offenders with Intellectual Disability. Journal of Offending Therapy and Comparative Criminology (in press).
  • Sakdalan, J.& Maxwell, Y. (2022). The application of adapted dialectical behaviour therapy concepts and skills in the treatment of adults with autistic spectrum disorder who display challenging or offending behaviours, Advances in Autism, 9(2), 132-149. https://doi.org/10.1108/AIA-01-2022-0002
  • Buchwald-Mackintosh, K.V., Williams, M.W. & Sakdalan, J. (2019). Effects of the Presser and legislative criteria on classifying New Zealand’s fitness to stand trial court outcomes. Psychiatry, Psychology, and the Law, 468-469; https://doi.org/10.1080/13218719.2018.1506723
  • Sakdalan, J., Kittner, D. & Judd, D. (2017). ASAP-ID: Substance use program for a forensic ID population. Journal of Intellectual Disabilities and Offending Behaviour, 8, 157-165. http://dx.doi.org/10.1108/JIDOB-07-2017-0014
  • Easden, M.H., & Sakdalan, J. (2015). Clinical Diagnostic Features and Dynamic Risk Factors in a New Zealand Inpatient Forensic Mental Health Setting. Psychiatry, Psychology and the Law, 22(4), 483-499. https://doi.org/10.1080/13218719.2015.1035424
  • Sakdalan, J. & Egan, V. (2014). Fitness to Stand Trial in New Zealand: Different Factors Associated with Fitness to Stand Trial Between Mentally Disordered and Intellectually Disabled Defendants in the New Zealand Criminal Justice System. Psychiatry, Psychology and Law, 21(5), 658-668.