Sophia Huang is passionate about upcycling materials into toys and art with her three children, a hobby she shares on her Facebook page, Craftcycle for Kids. Her work has been featured by national media outlets including Todayonline, Channelnewsasia.com, Her World and Shin Min Daily News. She has also participated in a video campaign by the National Environment Agency aimed at lowering consumption and waste in Singapore. Sophia enjoys introducing the concept of upcycling to preschool and primary school children through author visits and hands-on craft and storytelling workshops.

Evelyn Ghozalli has illustrated more than 80 children's stories and written several under the pseudonym EorG. She has been active in the world of book publishing since 2005 and founded KELIR, the Indonesian Children's Book Illustrators Circle, in 2009. Evelyn has won several awards, including the 2016th Samsung KidsTime Award, Best Illustrator Award at the 2018th Islamic Book Fair, and the 2018th Indonesia Art Award. Most recently, one of her works with Pustaka Nasional, Apa Nama Kuih Ini? was shortlisted for the Singapore Book Awards 2020.