Before coming to Baylor, Dr. Greathouse received her masters degree in exercise and sports nutrition from Texas Woman’s University. She went on to obtain a Ph.D. In molecular carcinogenesis at University of Texas and MD Anderson Cancer Center, where she studied the effects of early life exposure to dietary and environmental xenoestrogens on development of reproductive tract disease. Dr. Greathouse continued her research in cancer prevention at the National Cancer Institute, where she completed her masters in public health at Johns Hopkins School of Public Health and postdoctoral fellowship in cancer prevention. While at the NCI, her research was focused on the impact of obesity and the microbiome on lung cancer risk. At Baylor, she continues this research where her laboratory focuses on understanding how the relationship between diet, obesity and the microbiome impact risk for colon cancer.