External Positions
- Committee Member, AMOF (Atmospheric, Measurement and Observation Facility, 2020
- Sub-group member on the health effects associated with exposure to dust particles in the London Underground, Committee on the Medical Effects of Air Pollutants (COMEAP)
- Management Committee, Working Group Lead, EU COST Action Chemical On-Line cOmpoSition and Source Apportionment of fine aerosol. COLOSSAL
- Committee Member, IAPSC Investigation of Air Pollution Standing Conference
Membership of Professional Bodies
- Associate Partner, ACTRIS I & II European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases
- Member, Aerosol Society
- UK Representative, CEN/TC 264 Working Group 44 - Aource Apportionment
- Co-Chair, European Aerosol Conference, Aerosol Measurement Techniques
- Member (TFMM), Task Force on Measurement and Modelling
Editorial Boards
- Atmosphere, Editorial Board Member