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john caulfield


Dr John Caulfield

Analytical Chemist - Mass Spectrometist - Chemical Ecologist

Protecting Crops and the Environment

Rothamsted Research, Harpenden, AL5 2JQ
+44 (0) 1582 938 116
Professional Platforms


John has 20 years' experience in mass spectrometry and manages the analytical chemistry facility for chemical ecology projects. John's expertise in sample preparation, analysis and data interpretation is used to aid the identification of compounds. John's current research interests lie in the fast/remote detection and fragmentation of natural product compounds. John also invests time in future proofing the analytical laboratories to ensure that the right tools are in place for our current and future research needs.

Science Projects

  • The interplay of rodent behaviour and semiochemistry:from scientific principles to control strategies
  • SMART cereals for management of stemborer pests in staple cereals in Africa (ICIPE / ICRISAT)
  • Bilateral BBSRC-FAPESP: Defining the genetic and semiochemical basis of tick resistance in cattle
  • IBCARP: chemical ecology of drought-tolerant plants used in the Push-Pull system


  • 2005 - PhD Chemistry, UMIST
  • 1996 - BSc (Hons), Glasgow Caledonian University, UK

Measures of Esteem

Royal Society of Chemistry: Member