Joan Sweeney grew up in Toledo, Ohio. She used to spend Saturday mornings taking free art classes at the Toledo Museum of Art. She has three "grown-up" children and five grandchildren. She wrote many more books after she first wrote Me on the Map. Joan Sweeney died in March 2017.

Christine Gore is a designer and illustrator based in North West England. After graduating from Liverpool John Moores University with an honors degree, Christine started working in the textile industry, where her paints and sewing machine were quickly replaced by a computer, and her passion for illustration began.Residence: Liverpool, England