There were other Batman writers throughout the years but they could never capture the style and flavor of Bill's scripts. Bill was the best writer in the business and it seemed that he was destined to write Batman".
Bob Kane; Tom Andrae (1989). Batman & Me. Forestville, CA: Eclipse Books. pp. 44. 1-56060-017-9.
He was a terrific writer and was the most responsible for the success and development of Batman. He really was the background for Batman; Bob Kane had ideas while Bill sort of organized them".Bill Finger