LINDSAY MATTICK, Harry Colebourn s great-granddaughter, is the vice-president of an award-winning public relations firm. Passionate about making a difference in her own backyard, Lindsay is a board member for several non-profit organizations including Timeraiser, Artbound and Help Tank. Based in Toronto, she has shared Harry and Winnie s story around the world.

Katherine Kellgren has recorded over 200 audiobooks and won four Audie Awards, three ALA Odyssey Honors, and eight "AudioFile" Earphones Awards. In 2011, Kellgren was named the Best Voice in Young Adult & Fantasy, and she won the Audie award for Best Female Narrator in both 2013 and 2014. Kellgren has also appeared onstage in London, New York and Frankfurt. She has recorded numerous plays and dramatizations of novels for the radio, including winners of the Peabody Award. She is a graduate of The London Academy of Music and Dramatic Art. In naming Kellgren a Golden Voice, "AudioFile" magazine noted that she is a "marvel with accents...she is definitely a narrator to keep an ear out for." She lives in New York City.

Sophie Blackall is an Australian illustrator whose previous books include "Ruby's Wish" and "Meet Wild Boars". She also illustrates the Ivy & Bean series.Sophie lives in Brooklyn, New York and can be visited at sophieblackall.com.