He was a beloved children 's book author . He is best - known for the novels ` ` Angels '' and ` ` Fallen Angels '' He frequently set his fiction in there , including a picture book titled Harlem . He has written multiple honor - book books .
He was a beloved children 's book author . He is best - known for the novels ` ` Angels '' and ` ` Fallen Angels '' He has written multiple honor - book books .