Hilary Knight, the storied illustrator of Kay Thompson’s Eloise and its sequels, celebrated his 90th birthday on November 1, along with new book deals with two Macmillan imprints. Michael Flamini, executive editor of St. Martin’s Press, has bought world English rights to Hilary Knight: Drawn from Life, an illustrated memoir scheduled for spring 2018. Simultaneously, Jon Yaged, president of Macmillan Children’s Publishing Group, has acquired world English rights to Olive & Oliver: The Formative Years, a graphic novel about eccentric twins separated at birth. Written by Knight’s twin nieces, Kitty and Lily Knight, and illustrated by their...