Jessica is a polymer chemist who specializes in materials characterization, compositional analysis, and process improvement with an emphasis on developing non-standard test methods for complex matrices or in-line quality control applications. She provides chemistry and regulatory expertise on chemical contamination, material compatibility, and manufacturing quality for both legal and industrial clients. Jessica received her Ph.D. in chemistry from Stanford University prior to joining Exponent. Outside of her chemistry research, she has spent years conducting a systematic survey of Bay Area burritos, complete with a map and pushpins.