Beth A. Lazazzera is a microbiologist who has been an arrived at UCLA in 1999 and was promoter to associate professor in the Department of Microbiology, Immunology, and Molecular Genetics in 2007. Dr. Lazazzera earned her B.S. in Microbiology at the University of Massachusetts, Amherst, and her Ph.D. in Bacteriology at the University of Wisconsin, Madison. Her doctoral work advanced our understanding of the mechanism by which E. coli cells sense oxygen. She was a postdoctoral fellow at the Massachusetts Institute of Technology, where she began her work on bacterial communication, having identified a novel mechanism for bacterial cell-to-cell signaling.