Children's book illustrator Eric Hill obituary in Post

Eric Hill, writer and illustrator of 'Where's Spot?' and other children's classics, dies
By Emily Langer Washington Post June 12 2014
http://www.washingtonpost.com/entertainment/books/eric-hill-writer-and-illustrator-of-wheres-spot-and-other-childrens-classics-dies/2014/06/11/d9c63472-f178-11e3-bf76-447a5df6411f_story.html

This says he was a cartoonist early in his career.