Chaiyong Ragkhitwetsagul is a lecturer at the Faculty of Information and Communication Technology, Mahidol University, Thailand. He received his PhD from University College London and was a member of the Centre for Research on Evolution, Search, and Testing (CREST) and Software Systems Engineering (SSE) Group. He was supervised by Dr. Jens Krinke and Dr. David Clark. His research interests include code search, code clone detection, software plagiarism, search-based software engineering, and mining software repositories.