Love a good opposite~ Will they compliment each other or drive each other crazy? Only time will tell!

But definitely, re: the wandmaker overlap! Criswell spent a few years studying under his grandfather (Horace Higglebottom, mediocre-to-good wandsmith!) before deciding it wasn't that fulfilling and jumping ship to make magical instruments instead. Because he was given a sign. Based on their ages, he may've been on his way out when she was on her way in, but they definitely could've crossed paths.