Background

Professional Society Memberships

• American Society of Animal Science - past.
• American Society of Dairy Science - current.
• British Society of Animal Science - past. 
• Canadian Society of Animal Science - past.

Scientific Journal Editorial Responsibilities

• Animal Feed Science and Technology - Editorial Board (1993-1999)
• Animal Feed Science and Technology - Co-Editor in Chief (2000 - Current)
• Canadian Journal of Animal Science - Associate Editor (1993-1995)
• Journal of Animal Science - Editorial Board (1998-2001)
• Journal of Dairy Science - Editorial Board (1997-1998)

Adjunct Appointments

• Professor - Dept. of Health Mgmt., Univ. of  PEI, Charlottetown, Canada (1993 - 2000)
• Professor - Nova Scotia Agricultural College, Truro, Canada (1994 - 1998)
• Scientist - Atlantic Dairy & Forage Institute, Fredericton Junction, Canada (1994 - Current)
• Professor - Faculty of Natural and Agricultural Sciences, University of Pretoria, Pretoria, South Africa (2009 - Current).

Background - Employment

• 1996-1997 Exec. Dir. (Atlantic Dairy & Forage Institute, Fredericton Junction, Canada)
• 1989-1996 Dairy Research Scientist (Agriculture Canada, Fredericton, Canada)
• 1986-1989 Research Associate (University of Alberta, Edmonton, Canada)  
• 1985-1986 Research Bioscientist (Eastman Chemicals Ltd., Rochester, NY) 
• 1983-1985 Post-doctoral Fellow (Dutch Ministry of Agriculture, Lelystad, Holland) 
• 1976-1979 Beef & Dairy Specialist (Federated Co-operatives, Saskatoon, Canada)

Background - Education

• 1979-1983 Ph.D., Cornell University (Ithaca, NY)
• 1974-1976 M.Sc., University of Guelph (Guelph, Canada)
• 1970-1974 B.Sc, University of Manitoba (Winnipeg, Canada)