Ellie Murray and Lucy D'Agostino McGowan chat with Sean Taylor from Lyft. Here are some links to the content we talk about in this episode: ? Sean’s Science paper ? Prophet R package ? Book on time-varying exposures ? Lyft engineering blog ? Hormone replacement therapy overview ? Analyzing observational HRT data by emulating a trial ? Local news AJE Methods Corner  Follow along on Twitter: The American Journal of Epidemiology: @AmJEpi Ellie: @EpiEllie Lucy: @LucyStats Sean: @SeanJTaylor ? Our intro/outro music is courtesy of Joseph McDade. ?‍? Our artwork is by Allison Horst.