Dr Siddaway is a highly experienced HCPC-regulated Consultant Clinical Psychologist and medico-legal expert specialising in psychological trauma, chronic pain, adjustment, and clinical risk. He combines NHS clinical practice with expert witness work and conducting and supervising research and works across the lifespan – with children, adolescents, and adults. He is Registered with the Health and Care Professions Council (HCPC); Honorary Senior Clinical Lecturer at the University of Glasgow; Associate Fellow of the British Psychological Society (BPS); and Chair of the BPS’ Expert Witness Advisory Group, which advises on professional standards and good practice for psychologists working as expert witnesses.

 

Dr Siddaway has two decades of clinical experience and has specialised in working with trauma/adversity-related mental health problems/disorders, adjustment and the psychological aspects of chronic pain, and clinical risk (risk to self, risk to others, risk from others) since 2012. He has worked as a Clinical Psychologist in an Occupational Health service, and in services for traumatically bereaved children, adult amputees, veterans, and with a wide range of trauma-exposed populations in the largest psychological trauma service in the UK. He holds a professional doctorate in Clinical Psychology and a PhD that focused on risk and assessment/ measurement (psychometrics), and he has extensive training in different trauma-focused psychological therapies and therapies for individuals with complex trauma backgrounds. His doctorates, extensive experience and training, and ongoing Continuing Professional Development mean that he brings a depth and breadth of knowledge of psychological science and evidence-based practice to clinical practice, expert witness work, and research. He offers consultation, teaching, training, and supervision to other mental health professionals.

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​​Dr Siddaway is a trusted expert witness for Personal Injury, Clinical Negligence, Immigration, Employment, and Child/Family  assessments. He prepares around 100 expert reports per year (20% joint, 60% claimant, 20% defendant), including assessments for simpler, lower value claims (e.g., fast-track proceedings) and complex, high-value claims (e.g., multi-track proceedings in relation to serious and catastrophic injury and large loss). He takes a forensic approach, involving meticulous assessment and the triangulation of objective and subjective sources of evidence to deliver robust, balanced, evidence-based, and comprehensive evaluations. He is well-versed in the intricacies of medico-legal assessments and known for delivering precise, high-quality assessments that meet the demands of complex legal cases and providing clear and robust reports and oral evidence. 

 

He is very happy to informally discuss potential cases and can assess and report with tight turnaround times if needed. References and sample reports are available on request.

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​Dr Siddaway's Expert Witness CV