Years ago I learned a really valuable lesson the really painful and embarrassing way. At the time, I managed a team of 20 media buyers who were running Facebook ads for our clients. We were growing quickly, so I was adding new media buyers to the team as quickly as possible. It was going really well! We had a system where a new media buyer was paired with a senior media buyer to help manage their accounts. The new team member was learning the ropes and being tutored by the senior media buyer....