Hye-Eun Shin

Hye-eun Shin graduated from Sungkyunkwan University in Seoul with a degree in child studies. She now works as a child psychologist and has written many books for children. Her previous books include Nine Minutes: Protecting Marine Life and The Day the Cars Went to Sleep: Reducing Greenhouse Gases (both Big and Small Publishing).

Su-bi Jeong majored in industrial design in college before going on to illustrate children's books. She created the artwork for The Warli Tribe by using the ancient Warli painting technique. She lives in South Korea.