Melvin Berger is the author of many classic LRFOs, including Germs Make Me Sick!, Oil Spills! and Why I Cough, Sneeze, Shiver, Hiccup, and Yawn, as well as other nonfiction on the Harper backlist. He lives in East Hampton, NY. S. D. Schindler is the popular illustrator of many bestselling picture books, including How Santa Got His Job, Big Pumpkin, the Math Start title Betcha!, and the 2005 Newbery Honor Book Whittington. S. D. Schindler lives in Philadelphia, Pennsylvania.