I have 9 years of experience, and specialize in the field of food microbiology with specific knowledge in the areas of food and meat safety, E. coli O157:H7 and salmonella typhimurim and HACCP implementation and validation. I have published on such topics as ecology and survival of E. coli O157:H7 and salmonella typhimurium in foods, meat safety and validation of interventions at packers and purveyors settings, and susceptibility of microbial populations to antibiotics.