1. Howard P. Isermann Department of Chemical and Biological Engineering Rensselaer Polytechnic Institute Troy New York USA
2. Center for Biotechnology and Interdisciplinary Studies, Rensselaer Polytechnic Institute Troy New York USA
3. Biologics and Vaccines, Downstream Purification Development and Engineering Merck & Co., Inc. Kenilworth New Jersey USA
4. Process Chromatography Division Bio‐Rad Laboratories Hercules California USA