Geoffrey Stewart Morrison, BSc MTS MA PhD FCSFS

Dr, Associate Professor of Forensic Speech Science

  • School of Engineering and Applied Science, Aston University

    B4 7ET Birmingham

    United Kingdom

  • United Kingdom

If you made any changes in Pure these will be visible here soon.

Personal profile


  • Dr Morrison joined Aston University in 2017.

  • He is:

    • Director, Forensic Speech Science Laboratory, Aston Institute for Forensic Linguistics

    • Director, Centre for Forensic Data Science, Department of Computer Science

  • He is also a member of the University’s human and animal research ethics boards.


Contact Information

  • telephone: +44 121 204 3901


Research Interests

  • Forensic speech science
  • Forensic inference and statistics
  • Forensic data science



  • PhD - University of Alberta



Dr Morrison’s past appointments include:

  • Simons Foundation Visiting Fellow, Probability and Statistics in Forensic Science Programme, Isaac Newton Institute for Mathematical Science
  • Scientific Counsel, Office of Legal Affairs, INTERPOL
  • Director of the Forensic Voice Comparison Laboratory, School of Electrical Engineering & Telecommunications, University of New South Wales


Funding Applications and Awards

  • UK Research and Innovation (UKRI), Research England, Expanding Excellence in England Fund (E3) - GBP 5.4 M - 2019–2022


Research Projects/Collaborations

  • Dr Morrison has collaborated on research and development projects with law enforcement agencies and academic researchers in Asia, Australasia, Europe, North America, and South America.


Membership of Professional Bodies

  • Fellow of the Chartered Society of Forensic Sciences
  • Committee Member, British Standards Institute (BSI) / International Organization for Standardization (ISO), BSI FSM/1 / ISO TC 272 - Forensic Science
  • Affiliate Member, Speaker Recognition Subcommittee, Organization of Scientific Area Committees for Forensic Science (OSAC)


Professional/editorial offices

  • Dr Morrison has been a Subject Editor and Guest Editor for the peer-reviewed journals Speech Communication and Science & Justice.



  • Dr Morrison has forensic casework experience in Australia, Canada, Sweden, the United Kingdom, and the United States.


Contact Details


Room: MB742A

Phone: 0121 204 3901

Fingerprint Dive into the research topics where Geoffrey Stewart Morrison is active. These topic labels come from the works of this person. Together they form a unique fingerprint.

system comparison Social Sciences
Reproducibility of Results Medicine & Life Sciences
Forensic Sciences Medicine & Life Sciences
Statistical Models Medicine & Life Sciences
Acoustics Medicine & Life Sciences
Phonetics Medicine & Life Sciences
recording Social Sciences
acoustics Social Sciences

Network Recent external collaboration on country level. Dive into details by clicking on the dots.

Research Output 2005 2019

A method for calculating the strength of evidence associated with an earwitness’s claimed recognition of a familiar speaker

Rosas, C., Sommerhoff, J. & Morrison, G. S., 9 Jul 2019, In : Science and Justice. 59, 6, p. 585-596 12 p.

Research output: Contribution to journalArticle

Open Access

A statistical procedure to adjust for time-interval mismatch in forensic voice comparison

Morrison, G. S. & Kelly, F., 1 Sep 2019, 112, p. 15-21 7 p.

Research output: Contribution to journalArticle

Open Access
statistical method
system comparison

Forensic speech science

Morrison, G. S., Zhang, C. & Enzinger, E., 10 May 2019, Expert Evidence: Law, Practice, Procedure and Advocacy. Freckelton, I. & Selby, H. (eds.). 6th ed. Sydney, Australia

Research output: Chapter in Book/Report/Conference proceedingChapter

Open Access
system comparison
police officer

Introduction to forensic voice comparison

Morrison, G. S. & Enzinger, E., 28 Mar 2019, The Routledge Handbook of Phonetics. Katz, W. F. & Assmann, P. F. (eds.). Routledge, p. 599–634

Research output: Chapter in Book/Report/Conference proceedingChapter

system comparison
system comparison