Katelyn Aronson grew up in Southern California, where she went on to work in independent children's bookshops as a handseller, manager, and purchaser.

She won her first trip to Paris in a bookstore window display contest, and the rest was history. She moved to France permanently a few years later.

She has a degree in Liberal Arts, a degree in Language Didactics, and a bilingual Master’s in English/French from La Sorbonne University, Paris. Today, she lives between France and Switzerland and works as a bilingual language instructor.

She has 8 children's books in the publishing pipeline, as well as poems published in various children's magazines.