TEXT: "Henry Winkler, who played the Fonz on the TV show ""Happy Days"" snaps a self-portrait with Ginny Sieck of Geneva, who was one of more than 500 people gathered Saturday in Woodridge to hear Winkler discuss his new children's book series ""Here's Hank."" Winkler and his writing partner, Lin Oliver, were among six keynote speakers during Naperville-based Anderson's Bookshop's annual Children's Literature Breakfast."