Dr Mok Ying Ren is a Consultant in Sports Surgery at the National University Hospital (NUH), Singapore, specialising in anterior cruciate ligament (ACL) reconstruction. He trained in advanced ACL techniques at the Rizzoli Orthopaedic Institute in Bologna, Italy, and performs both the over-the-top ACL reconstruction technique and conventional ACL reconstruction with lateral extra-articular tenodesis (LET) for high-demand athletes.