His interests lie in inorganic analytical chemistry, comprising trace element analysis, vapor generation, instrument development, organometallic speciation and production of Certified Reference Materials with a focus on atomic and mass spectrometric detection. He currently serves on the advisory boards of a number of international analytical chemistry journals and holds an Adjunct Research professor position with the Department of Chemistry, Carleton University. Since 2000, he has represented Canada on the Comité consultatif pour la quantité de matière (CCQM) under the auspices of the International Committee of Weights and Measures, participating in the working groups for both Inorganic Analysis as well as the Joint Committee on Traceability in Laboratory Medicine.