now on bbc news.|nfluential with katty kay: anthony fauci. dr anthony fauci is america s top doctor. he ran america s medical response on everything from the aids crisis to ebola, and, of course, covid. now he s left government and he s back at university as a professor. ready, sir? yeah. dr fauci, how are you? good to see you. it s been a while. yes, indeed. since we went to dinner together. yes. thank you for doing this. my pleasure. no, it s my pleasure, it s my pleasure. this must be so nice for you, being back on campus. i asked myself a question. after 5a years at the nih and almost a0 years as the director of an institute, you know, all the things that i ve done research and developing vaccines what do i want to do for the last five or more years? and i think that the pretty clear answer was to maybe serve as an inspiration for young people who are either interested in a career in public service or already are in a career of public service. your undergraduate, you