McDonaldland had its very own in-house professor and inventor, one of the very first characters introduced in the 1970s. He originated as the Mad Professor, but lost his edge after just a few ...

McDonald’s began phasing out McDonaldland characters — Ronald McDonald, Grimace, the Hamburglar, Sundae, Officer Big Mac, Mayor McCheese, Captain Crook, the Professor, and Birdy the Early Bird ...