Dr Siddaway is a HCPC-regulated Consultant Clinical Psychologist and medico-legal expert specialising in 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). 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 is a trusted expert witness and prepares around 100 expert reports per year (20% joint, 60% claimant, 20% defendant). 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 known for delivering high-quality assessments that meet the demands of complex legal cases and providing clear evidence in Court. 

 

Expert witness areas of expertise:

• Personal injury/clinical negligence: psychiatric/psychological injuries and mental health problems following traumatic experiences, accidents, physical injury, historical abuse, discrimination, military claims, and victims of crime and abuse

• Family law: mental health of children and parents, parenting competence, family functioning, sibling and parent relationships, complex systemic dynamics, risk to children, residency, contact, ability to make and sustain changes, parental alienation

• Risk assessment and management: suicide risk, sexual recidivism, sexually harmful behaviour, domestic abuse, intimate partner violence. Theory and evidence-based risk assessment and management, including capacity and motivation to change, protective factors, recommendations for management/treatment

• Immigration/asylum: victims of torture and abuse, including human trafficking, deportation and its impact on couples and families, risk assessment

• Employment: work-related stress, fitness to work, return to work, employment tribunals, psychiatric injury, bullying, harassment, discrimination

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​Dr Siddaway's Expert Witness CV

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​Please get in touch to discuss instructions and timescales. References and sample reports are available on request.