Published by several local publishing houses and international agencies like the UNICEF and WORLD VISION INTERNATIONAL, Gatmaitan has also chaired the PBBY and Kuwentista ng mga Tsikiting (KUTING).
Published by various regional publishing companies and global organizations such as UNICEF and WORLD VISION INTERNATIONAL, Gatmaitan has also headed the PBBY and Kuwentista ng mga Tsikiting (KUTING).