Dr. Klein currently is the Deputy CEO at Etna Biotech s.r.l. and serves as an expert consultant to the EU as a member of the Partnership Board for European and Developing Countries Clinical Trials Partnership (EDCTP). Past experience includes Vice President Biotechnology Research – Pasteur Mérieux Connaught Canada, Professor of Immunology – University of Toronto, Corporate Vice President, Science and Technology – Pasteur Mérieux Connaught, Vice President, Science and Technology – Aventis Pasteur Group and Chief Executive Officer, CANVAC – Canadian Network for Vaccines and Immunotherapeutics