During Surgical Training Mr. Evans undertook a higher degree by research that focused on colorectal cancer. He also won the British Journal of Surgery prize for research at the Association of Coloproctology of Great Britain and Ireland annual meeting. He is also a lead clinician for the annual Welsh Bowel Cancer Audit, an Editor for the BJS (formerly the British Journal of Surgery). He has co-edited a book on advances in colorectal surgery and authored four chapters in books on colorectal surgery. He has an active research interest and has published over 40 research papers on many aspects of surgery.