/sci/ - Science & Math

Could you guys please stop opening up Stupid Question Threads when there are already several open?
Post in the old one, or (if you want to guarantee the attention) post your question as a standalone question.
But don't make us need to keep up with several long threads at the same time.
Thank you!

Who do you interact with closely, that is better than you? (A kind of mentor.)

Who do you interact wit closely, that is slightly "below you"? (You're the kind of mentor.)