Under their aprilkind label, Steffi and Michael Gerharz design and develop stories and stuffed toys for children. They live with their three children in Troisdorf, near Cologne, Germany. They got the idea for the Grumbletroll when their youngest daughter sat across from them at the breakfast table, sulking and grumbling with her arms crossed.



After forays into mechanical engineering and architecture, Stephan Pricken first studied elementary school teaching with a focus on art and ultimately graphic design in Münster, where he now lives and works as a freelance illustrator.


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