Children’s Book Publishing Print and Digital Expand allPicture Book (Author/Illustrator) Picture Book (Illustrator) Children's Fiction/Non-Fiction (Exterior) Children's Fiction/Non-Fiction (Interior) Digital only Picture Book (Author/Illustrator) Picture Book (Illustrator) Children's Fiction (Exterior) Children's Fiction (Interior) The AOI spoke to commissioners and illustrators to understand fees that had been secured in recent years to compile this survey.