Helen Wolfe’s forty-year career has spanned across education, publishing, and social work. She has written over thirty teachers’ guides for books as well as for a documentary about blind adults. Helen also has a lifelong physical disability, which requires her to use crutches, a wheelchair, and a scooter. In writing Unstoppable, Helen has instilled her empathy, life experiences, and insights about being a person with a disability. She lives in Toronto.
KAREN PATKAU has been writing and illustrating picture books, with a focus on nature and non-fiction, for more than thirty years. She won the Ezra Jack Keats Memorial Medal for her first book, Don’t Eat Spiders by Robert Heidbreder, and since then her titles have appeared on lists including Bank Street College of Education Best Children’s Books, Children’s Literature Roundtables of Canada Information Book Award finalists, Green Book Festival Award finalists, Ontario Library Association Best Bets and White Ravens selections. Karen has also illustrated Forest: A See to Learn Book. She lives in Toronto.