Raewyn Caisley was born in New Zealand but has lived in Australia for the past twenty years, in Fremantle, WA, with her husband Terry and their son Jack. Raewyn is the author of books for younger readers that include bestselling Aussie Bites and Nibbles titles, and the picture books Hello From Nowhere and Something Wonderful.

Hello From Nowhere won the 2015 SCBWI Crystal Kite Award for Australia and New Zealand, was shortlisted for the 2016 Adelaide Festival Awards and the WA Young Readers Book Award, and was a CBCA Notable Book in 2015. Something Wonderful won the 2016 Speech Pathology Australia Book of the Year Award, and was a 2017 CBCA Notable Book.

Karen grew up in Perth, Western Australia. She made her first picture book when she was nine for a Year 5 project, and by the time she was in her 20s and living in the UK, she knew it was her dream to continue.

She now lives in Fremantle with her husband and two cats and works part-time as a primary art teacher. Recent titles include Something Wonderful and Hello From Nowhere, written by Raewyn Caisley, CBCA Notable Books and shortlisted for the WA Premier's Literary Awards, Adelaide Festival Awards and Speech Pathology Awards;

CBCA Honour Book With Nan, written by Tania Cox; Granny Grommet and Me by Dianne Wolfer; Baby Beats and Baby Animal Farm, both of which were written and illustrated by Karen.