JACKIE GAFF is a published author and an editor of children's books. Some of the published credits of Jackie Gaff include I Wonder Why Pine Trees Have Needles and Other Questions about Forests (I WONDER WHY), Me Pregunto Por Que Los Pinos Tienen Agujas, Me Pregunto Por Que Los Potros Llevan Herraduras, and Por Que Las Cumbres Tienen Nieve? / I Wonder Why Mountains Have Snow on Top (Mi Primera Enciclopedia / My First Encyclopedia)