He does have quite a few other awards over the years. I suppose questioning why he didn't yet have a Turing award is reasonable. On the other hand, they only g

He does have quite a few other awards over the years. I suppose questioning why he didn't yet have a Turing award is reasonable. On the other hand, they only give out one a year, since 1986, so there's 37 total. I can see it being hard to assure that everyone that's deserved one has received one.