While I was in Israel this fall, my friend Elsin Davidi and I started working on a book trailer for The Best Place on Earth. Book trailers have become more popular in recent years, probably due to our obsession with visual stimulation and our love of sharing kitten videos on social networks. Elsin and I watched many book trailers in preparation: they varied in style, tone, length and quality. Some commercial works of fiction have book trailers that resemble Hollywood movie previews: short and sleek, always with a man’s voice ominously reading abstract phrases and words like REVENGE, LOVE and…