I am Mursalin, S.Pd.,M.Pd currently working on Mathematics Education Department at the Malikussaleh University, Lhokseumawe, Aceh, Indonesia as Lecturer (teaching, research, and dedication or college tridharma). I am working starting July 2015 as Dosen Tetap (Official Lecturer) with Rector Decision No. 404/UN45/KP/2016.

Besides that, I also taught at several other universities in Lhokseumawe city. Besides the bustle of teaching, I was also active as a reviewer of the International Journal IJLTER.org and several national journals in Indonesia in the field of mathematics education.

I am also serving as Editor in Chief of Malikussaleh Journal of Mathematics Learning (MJML), IJEVS pubished by Malikussaleh University. In addition, being the Teaching activities, researching, publications became a necessity for me since becoming a university lecturer.