Dr Khairul Anwar Ayob practices at Ara Damansara Medical Centre and Subang Jaya Medical Centre, Malaysia. He practices largely robot-assisted arthroplasty using the MAKO system, revision arthroplasties as well as joint salvage surgeries (HTO and DFOs) guided by 3D planning. He has published on knee alignment strategies, including CPAK classification and kinematic alignment, and serves as a peer reviewer for journals including the Journal of Orthopaedic Surgery and the International Journal of Surgery. His ongoing research examines the sagittal and axial anatomy of the knee and hip, and its implications for alignment strategy.