He's known as "Mr. Ark" to the students he teaches computer programming to at Eric Hamber Secondary School, where programming prodigies are winning national competitions and 17-year-old whiz kids ...

Chris Sammis/Flickr " The four hardbound volumes of Donald Knuth's 'The Art of Computer Programming' — all snug in their dark purple case — send a clear message: Step aside, Muggles, because ...