Jeziel A. Estapia is a Filipino licensed professional teacher and educator from Candijay, Bohol, currently serving as Instructor I at Bohol Island State University–Clarin Campus. He is pursuing a Doctor of Education major in Educational Management and holds a Master of Arts in Education major in Elementary Mathematics Teaching. A PAFTE member, he has extensive experience as a teacher and department coordinator and has led literacy and numeracy extension programs. His research interests include mathematics education, teacher experiences, and educational innovation, with multiple international publications and conference presentations to his credit.