Who is the Author? Crossword

Who wrote The black cat ?
Who wrote a horror novel about an evil clown called Pennywise?
Who wrote the shadow over innsmouth?
Who wrote the child's book called "Tomorrow Most Likely"?
Who wrote a book about a doctor who meets the ancient one and becomes powerful?
Who wrote a book about an ancient vampire that's deadly to all other vampires?
Who wrote a book about a Who that hated Christmas and tried to steal it ?
Who wrote the movie classic about a grumpy man that meets the 3 ghosts of Christmas?
Who was the author that wrote a book before it's time about robots?
Who was the author that wrote the story about the headless horseman ?
Who was the author that wrote a book about the real life murders of the Herbert Clutter family in Kansas
Who was the author of "To kill a Mockingbird"?
Who was the author that wrote a book about a mouse getting adopted by a human family?
Who wrote a story about a little boy and a giving tree?
who wrote a story about her own personal experiences living in the time of racism and depression .
Who wrote a book about a Southern Belle surviving the civil war and the reconstruction all while running a plantation by herself?
Who wrote a novel about a crazy town that played the lottery that would kill people if they won?