Chaiyong Ragkhitwetsagul is working toward the PhD degree in Computer Science at University College London, where he is part of the Centre for Research on Evolution, Search, and Testing (CREST) and Software Systems Engineering (SSE) Group. He is 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.