WESA has a nice write-up on how Pitt Med is using actors to teach students how to improve their bedside manners. The use of actors to help students diagnose medical conditions dates back to at least 1964 at USC, but the emphasis on bedside manners is a slightly different use of actors in medical school education.
If you’re planning to apply to med school, these are the types of articles we encourage you to start reading. (In your “spare time” of course which is probably pretty limited.) It’s important to be well informed about what awaits you in med school and the more time you have to introspect on the various developments, the better prepared you will be for both personal statement fodder as well as interview preparation.