The big difference between grammar and rocket science is that most of us can get by just fine in life without knowing anything about rocket science. Not so grammar. "Do I say 'him and me, ' or 'he and I'?" is a major question on many writers' minds. "How about who and whom? or then and than? you're and your?" These valid questions send many people to their keyboard, seeking online solutions because, up to now, there hasn't been an easy-to-read, encouraging, actually fun resource to answer people's basic questions about writing and grammar. Carolyn Henderson's "Grammar Despair" is such a...