ExperienceRensselaer Polytechnic Institute, Troy, NY 8/18 – present Professor, Department of Chemical and Biological Engineering Carnegie Mellon University, Pittsburgh, PA 7/02 – 8/18 Professor, Departments of Biomedical Engineering, Chemical Engineering7/02 – 7/08 Founding Head, Department of Biomedical Engineering7/00 – 6/02 Head, Biomedical & Health Engineering Program6/98 – 6/02 Associate Professor, Department of Chemical Engineering Rensselaer Polytechnic Institute, Troy, NY 6/96 – 5/98 Howard P. Isermann Associate Professor, Department of Chemical Engineering1/91 – 5/96 Howard P. Isermann Assistant Professor, Department of Chemical Engineering Monsanto Agricultural Company, St. Louis, MO 3/89 – 12/90 Senior Research Engineer, Purification Process Development Group, Animal Sciences Division