Clinical Orthopaedics and Related Research® Letter to the Editor: The John Insall Award: No Functional Benefit After Unicompartmental Knee Arthroplasty Performed With Patient-specific Instrumentation: A Randomized Trial --Manuscript Draft-- Manuscript Number: CORR-D-15-01193 Full Title: Letter to the Editor: The John Insall Award: No Functional Benefit After Unicompartmental Knee Arthroplasty Performed With Patient-specific Instrumentation: A Randomized Trial Article Type: Letter to the Editor Corresponding Author: Kartik Logishetty, MRCS Imperial College London London, London UNITED KINGDOM Corresponding Author Secondary Information: Corresponding Author's Institution: Imperial College London Corresponding Author's Secondary Institution: First Author: Kartik Logishetty, MRCS First Author Secondary Information: Order of Authors: Kartik Logishetty, MRCS Gareth G Jones, FRCS (T&O) Justin P Cobb, FRCS Order of Authors Secondary Information: Funding Information: Powered by Editorial Manager® and ProduXion Manager® from Aries Systems Corporation