Ph.D., P.Eng. Research Scientist, Agriculture and Agri-Food Canada, Ottawa, ON. Area of Expertise is agricultural field machinery, tillage. Project leader for development and application of instrumented research tractor. Conducted field research projects with external collaborators utilizing the instrumented tractor for measurements in tillage energy, manure application, soil compaction, spatial variability, traction and biodiesel. Education 1982 Ph.D., Agricultural Engineering, Mechanical Engineering Major, Cornell University. 1972 M.Sc., Agricultural Engineering, Controls Engineering Major, University of Saskatchewan. 1967 B.Sc.(Eng)., Agricultural Engineering, Power and Machinery, University of Guelph