Sara PennypackerSara Pennypacker is an American author of children's literature. She has written nineteen children's books (as of 2016), including Pax, Summer of the Gypsy Moths, and those in the ''Clementine'' and ''Stuart'' series. Ms. Pennypacker travels widely to speak about literacy and to encourage reading and writing.
She has received many awards for her books including the Christopher Award for ''Clementine's Letter'' and the Golden Kite Award for ''Pierre In Love''. Provided by Wikipedia