Tuutikki Tolonen is the author of several acclaimed children’s books, plays and academic articles. For Monster Nanny she received the Arvid Lydecken award. She teaches creative writing and has worked as an editor and reporter at Vinski, a Finnish literary magazine for children. Her inspiration for the Monster Nanny trilogy sparked during a family breakfast. “My son Leo, then six, said: ‘I heard on the radio yesterday that all moms have to go on vacation and monsters will take their places,” she says.

Tolonen is currently writing the Agnes series, of which the first book "Agnes and the Garden of Dreams" was in 2020 nominated for both Runeberg Junior and Arvid Lydecken Awards and won LukuVarkaus 2020 award!