Sylvain Alzial was born in Monaco. He has been writing children's books since 2013 and makes his English language debut with Panthera Tigris. When he's not writing, Sylvain produces documentaries and programs on world music for Radio France. He lives in Paris.
Hélène Rajcak studied illustration at the National School of Decorative Arts in Paris. She also has a background in engraving and textile design. Her previous books include Small and Tall Tales of Extinct Animals (Lerner). She lives in Paris.