Author and illustrator of books for children and young adults, for which she has received several coveted prizes. She made her debut with Dynastia Miziołków. Her other books include: Miziołki wracają, Kto ty jesteś?, Pompon w rodzinie Fisiów, Mam prawo i nie zawaham się go użyć, Tym razem ci się upiekło, with many more books released with her illustrations. Joanna Olech is the co-author of Polish language textbooks and a jury member in a number of literary contests. She also writes articles and reviews on children's literature.