He had that nameless charm, with a strong magnetism which can only be called "It", and cats – as well as women – always knew when he came into the room.
Bio: Mark Vonnegut is an American pediatrician and memoirist. He is the son of writer Kurt Vonnegut, Jr. and his first wife, Jane Cox. He is the brother of Edith Vonnegut and Nanette Vonnegut.