Here are some links to articles and pages dedicated to Stephen Gammell. I do not own, nor am I the author of any of these original articles/ videos. All rights belong to those who uploaded/ created them.
BOOK TRAILER TO MUDKIN: THE MAKING OF MUDKIN: (YouTube)
Children's Literature Network: They did a pretty nice profile on Gammell. Here's the link!-
A blog post:
Another blog post, titled "Childhood Influence"