João José André Batista began his career in 1954, working as a retoucher of American comics for the Agência Portuguesa de Revistas. He continued to work for this agency for over two decades, illustrating tales and comics under pennames like Baptista or JoBat. He furthermore illustrated stickers for picture story adaptations of classics like 'Oliver Twist', ' Os Fidalgos da Casa Mourisca' and 'O Coronel Chabert', as well as other sticker book collections. He drew the comic 'O Voto de Afonso Domingues' for Mundo de Aventuras in 1958. In the 1970s he illustrated comic stories for other publishers, both Portuguese and international. In 1976 he returned to his birthtown loulé, where he focused on Plastic Arts.