He is also the senior editor for the Illustrated Flora of British Columbia (1998-2002) and has been the program botanist for the British Columbia Conservation Data Centre since its inception in 1991.
Il est également le réviseur en chef de la publication Illustrated Flora of British Columbia (1998-2002). Il occupe le poste de botaniste de programme Conservation Data Centre de la Colombie-Britannique depuis la fondation de ce centre, en 1991.