Prior to coming to MSU, Puschner was professor and chair of the Department of Molecular Biosciences in the School of Veterinary Medicine at University of California, Davis. She joined the UC Davis faculty after completing her residency in veterinary toxicology in 1999. She received her doctorate of veterinary medicine and PhD from Tiermedizinische Fakultat, Ludwig-Maximilians-Universitat Munchen, Germany and completed a postdoctoral fellowship with the University of Michigan School of Medicine. Puschner has a true passion for teaching, research, and working with faculty to promote excellence in veterinary education and the profession.