Stephen Andrews

Mr Stephen Andrews

Senior Lecturer in Forensic Fire Investigation

School of Forensic and Applied Sciences

JB Firth Building, JBF002

+44 (0) 1772 89 4173

Subject Areas: Fire, Forensic Science

Steve joined UCLan after 12 years as a senior forensic scientist with the Forensic Science Service where he investigated fires and non-terrorist explosions.

He is an expert witness with considerable experience in criminal fire investigation casework .

He was formerly a fire and explosion research scientist with the Health & Safety Laboratory of the HSE, and the Fire Research Station of BRE.

Full Profile

Steve Andrews joined UCLan in September 2010 as a lecturer in Forensic Fire Investigation, after spending the previous 12 years as a forensic scientist with the Forensic Science Service (FSS Ltd) at their northwest laboratory in Chorley. He was employed as a full time fire investigator, attending fire scenes, gas and petrol vapour explosion scenes, and carrying out laboratory examinations of fire debris. As a senior forensic scientist he was the Chorley site fire scene lead and the latterly the Chorley site lead for all crime scene casework.

He is an expert witness in forensic fire investigation and has attended Crown courts and Coroners courts in England & Wales. He has been involved in many fatal fire and fire-related murder investigations
Steve also had the opportunity to be seconded to the Northern Firearms Unit of the FSS to train in the field of firearms casework.

Prior to joining the FSS he was employed for 7 years by the Health & Safety Laboratory (HSL) of the Health & Safety Executive (HSE) at their Buxton fire and explosion facility, where he carried out research predominantly on large scale dust explosions. Before joining the HSE he was a fire research scientist at the Fire Research Station (FRS) of the Building Research Establishment (BRE, which is now BRE Global). Whilst at FRS he carried out research in active fire protection systems, particularly water mist systems for aircraft accident fires.

  • MSc Bioaeronautics, Cranfield Institute of Technology 1988-89
  • MSc Thesis “The potential for a water-based mist for the suppression of vehicle fires”.
  • BSc Joint Honours 2(1) Zoology/psychology University of Wales University College Swansea 1984-198
Research Activities
  • Fire investigation
  • Carbon monoxide poisoning
  • Firearms and ballistics


Belchior, Filipa and Andrews, Stephen Paul (2016) Evaluation of cross-contamination of nylon bags with heavy loaded gasoline fire debris and with automotive paint thinner. Journal of Forensic Sciences, 61 (6). pp. 1622-1631. ISSN 0022-1198

Andrews, S.P., Crewe R.J., and Dunn P. (2015) Domestic smoke alarms: comparisons of various models against smouldering fires, and the advantages of wall mounting. International Fire Professional, Spring 2015, Issue No.12, pp18-14.

Clarke C. & Andrews S.P. (2014) The Ignitability of Petrol Vapours and potential for vapour phase explosion by use of the TASER law enforcement electronic control device. Science and Justice 54, 412-420

Crewe R.J., Andrews S.P., Hull T.R., Birbeck P.N, & Stec A.A. (2014) Combustion and Toxic Gas Production from Disposable Barbecues in Enclosure, Journal of Forensic Sciences V59 No1 1

Lunn, G.A., Holbrow, P., Andrews, S. and Gummer, J. Dust explosions in totally enclosed interconnected vessel systems. J. Loss. Prev. Proc. Ind. 9(1), 45, (1996).

More publications


Forensic consultant in forensic fire investigation, associate of Fire Investigations (UK) LLP. Expert witness in criminal cases.


  • MSc Fire Scene Investigation (FT/PT)
  • BSc Forensic Science
  • MSc Forensic Science
  • Level 5 Certificate in Fire Investigation

Membership of professional and learned bodies

  • FHEA
  • Member of Chartered Society of Forensic Sciences,
  • Member of International Association of Arson Investigators,
  • Professional Member of UK Association of Fire Investigators


Considerable experience as a visiting lecturer at the Fire Service College, Moreton-in-Marsh; NPIA (National Police Improvement Agency); police and fire & rescue services.

Speaker at Chartered Society of Forensic Sciences conferences and International Association of Arson Investigators conferences, and other fire investigation events.