Helen Skelton is a popular television host in the UK. She is the second woman ever to complete the Namibia 24-Hour Ultra Marathon, she solo-kayaked two thousand miles down the Amazon River while breaking two Guinness World Records in the process, and she was the first person to reach the South Pole on a bicycle. She lives in England.

Liz Kay’s illustrations can be found everywhere from maps to magazines to murals. When she’s not busy doodling, she enjoys outdoor adventures of her own, including hiking, biking, and tennis. She lives in Yorkshire, England.