EK
Eric Knight
Eric Mowbray Knight was an English novelist and screenwriter, who is mainly known for his 1940 novel Lassie Come-Home, which introduced the fictional collie Lassie. He took American citizenship in 1942 shortly before his death.
Excerpt from Wikipedia, available under CC BY-SA 4.0.
Books

Lassie come-home
2003
ISBN 9780805072068