Answer
Yes, renowned author R. L. Stine, best known for his spooky "Goosebumps" series of children's books, has indeed used the pseudonym "Eric Affabee." R. L. Stine has employed various pen names throughout his illustrious writing career, including Jovial Bob Stine and Hutch. He has employed these aliases for distinct literary genres, enabling him to explore different writing styles and cater to diverse audiences.