Mark Sujan

Mark is a Chartered Ergonomist and Human Factors specialist (C.ErgHF). He has worked in patient safety and other safety-critical industries for over 25 years.

Mark is Professor of Safety Science at the University of York, with a particular focus on safety assurance of systems involving artificial intelligence (AI) technologies. Mark is a Trustee of the Chartered Institute of Ergonomics and Human Factors (CIEHF), which is the professional membership body for human factors and ergonomics in the UK. He chairs the CIEHF special interest group on AI and digital health.

Mark is co-author of ‘Building Safer Healthcare Systems’, which forms the basis for the national patient safety syllabus adopted by NHS England. He is also co-author of ‘Human Factors and Ergonomics in Health and Social Care’, a practical guide designed to help healthcare professionals and those in social care begin applying human factors and ergonomics principles in everyday practice.

Within our education team, Mark supports the delivery of core courses, including Patient Safety Incident Response Oversight and Demystifying Thematic Analysis. He also represents HSSIB in discussions and collaborations with other stakeholders regarding AI and digital health.

Last updated: 1 December 2025.