Dr. Renato has an undergraduate degree in Bachelor of Secondary Education major in Mathematics from the University of San Agustin. He took graduate degrees from West Visayas State University including Master of Arts in Education major in Mathematics and Doctor of Philosophy in Science Education major in Mathematics. His professional experience includes: 14 years as public high school teacher and last August 2023, he was employed as an Instructor at West Visayas State University. He has published research papers in local and peer reviewed journals.