Applicants should have a recent Ph.D., M.D./Ph.D., a strong scientific record, and excellent communication skills. Expertise in epithelial biology, mucosal immunology, organoids, mouse models, bioinformatics, or computational biology is particularly valued. Fellows will join a productive, multidisciplinary environment with a strong commitment to mentorship, scientific independence, and career development, including opportunities to develop independent research directions, publish high-impact work, and compete for individual fellowships, career development awards, and independent NIH R series funding.