Dr Kevin Carl Santos is a Senior Research Fellow at the Assessment, Curriculum and Technology Research Centre (ACTRC). Starting August 2021, he will be an Associate Professor at the Educational Research Area of the College of Education in the University of the Philippines Diliman. He finished his Ph.D. in Statistics in the same university last 2018. He was a Visiting Research Scholar at the Graduate School of Education in Rutgers The State University of New Jersey (2015-2016) and a Post-Doctoral Fellow in Cognitive Diagnosis Modeling at the Faculty of Education, The University of Hong Kong (2018-2019). His research interests include psychometrics, particularly cognitive diagnosis modeling and secondary analysis of large-scale educational assessments.