Isabelle Duff is a farmer, author, and soon-to-be student at the UNSW, where she will study Advanced Science / Commerce. Cookie is her first book, written when she was just 19 years old. She is passionate about reducing stigmatism about mental illness.

Susannah Crispe is a Canberra-based illustrator inspired by a background in zoology and art history. She has been illustrating professionally for four years, producing a large selection of greeting cards, logo designs and wildlife artworks.