Younger dad, older dad, in-the-middle dad...who couldn't use an easy-access volume of pick-me-up ideas and inspirations called The Dad Book? Especially when it includes entries like aardvarks, Hollywood, and waffles? Though the science of raising children remains a mystery, Jay Payleitner, bestselling author of 52 Things Kids Need from a Dad and veteran dadmeister of five grown kids, will spark new ideas with