Laboratory Director, US Department of Agriculture

Professor- Dept. of Animal and Dairy Sciences, Meats Science and Animal Biologics …

Massey University, University of Sydney, University of Peradeniya, University of British …

Directeur de Recherches, INRA Toulouse

Professor of Food Science, University of Guelph

Professore Ordinario- Dipartimento Scienze Agrarie, Forestali e Alimentari. Univ. Torino

University of Minnesota

Affiliate professor

Distinguished Professor of Nutriton and Biotechnology, North Carolina State University

University of Copenhagen