It’s unsurprising though. If nothing else, it would be a good opportunity for the post doc. While there can be some stigma in staying at the same institution (c

It’s unsurprising though. If nothing else, it would be a good opportunity for the post doc. While there can be some stigma in staying at the same institution (cross-pollination is typically encouraged) it’s also a good show to at least pretend to like your own students/post docs enough to entertain keeping them around. Also keep in mind the professor has an interest in seeing the post doc succeed.