Mohammad Abrar Shakil Sejan received the B.S. and M.S. degrees in computer science and engineering from Islamic University, Kushtia, Bangladesh and the Ph.D. degree in electronic engineering from Pukyong National University, Busan, Republic of Korea. He served as a Postdoctoral Fellow at the Department of Information and Communication Engineering and the Department of Convergence Engineering for Intelligent Drones at Sejong University, Seoul, Republic of Korea. In addition, he worked as a Research Professor in the same department. Currently, he is an Assistant Professor with the department of Electrical Engineering, Sejong University, Seoul, Republic of Korea. His research interests include encompass visible light communication, wireless sensor networks, reconfigurable intelligent surfaces, protocol design for communication, machine learning algorithm development for wireless communication, deep learning, graph neural networks, the Internet of Things, and modulation techniques in VLC. He also serves as a reviewer for various reputable journals and international conferences.