Host Mark Bennett explains back-button focusing, which is all the rage these days (well, maybe not); tests out a Think Tank Emergency Rain Cover in sunny Arizona (though he winds up in rainy Puerto Rico, too); chats with a surprise guest photographer, Kim Henry, who dishes on her life and secrets to success (there's some fire in there); suggests you focus thrice; and for some reason, quotes a bunch of people — from anonymous to Annie Leibovitz to Muhammad Ali — about children! Who knows why?!