Assoc Prof Dr. Effandi Zakaria is a Senior Lecturer at the Faculty of Education, Universiti Kebangsaan Malaysia. His interests have been mathematics teaching and learning, mathematics problem solving , ICT integration in mathematics education, attitudes and beliefs of teachers and students, and he has undertaken research related to all of these areas. Publications include the following books: Asas Pembelajaran Koperatif Dalam Matematik (Foundation of Cooperative Learning in Mathematics) (2005),Trend Pengajaran dan Pembelajaran Matematik (Trends in Teaching and Learning of Mathematics)(2007), Teknologi Maklumat dan Komunikasi dalam Pendidikan Matematik dan Sains (ICT in Mathematics and Science Education) (2012) and most recently, Kit Pembelajaran Geometri (Geometry Learning Kit)(2012). He has supervised both PhD and Master degree students. He has given numerous presentations at seminar and conferences. His publications appear in regional and international journals.