Dr. Hauser earned a B.A. degree in physics at St. John’s University in Minnesota in 1982. He completed his Ph.D. in Microbiology (1990) and his M.D. (1992) at the University of Minnesota. His predoctoral research was on the streptococcal pyogenic exotoxins in the laboratory of Patrick Schlievert, and his postdoctoral work involved investigation of virulence mediated by the Pseudomonas aeruginosa type III secretion system with Joanne Engel at the University of California at San Francisco. Dr. Hauser joined the faculty of Northwestern University Medical School in 1999.