In this episode, Mo and Marc are joined by renowned shoulder surgeon Dr. Rick Matsen in a discussion about the importance of asking the right questions after adverse events by shifting the focus from aggregate data to individual patient outcomes. Links: • O'Malley O, Davies A, Rangan A, Sabharwal S, Reilly P. Is there a difference in thresholds for revision between shoulder arthroplasty types? A National Joint Registry Study. PLoS One. 2025 Aug 26;20(8):e0330975. doi: 10.1371/journal.pone.0330975. PMID: 40857270; PMCID: PMC12380268. https://bit.ly/4byaVeS • Matsen FA 3rd. Objective Ignorance: A Flaw in Our Ability to Predict Patient Outcomes. J Bone Joint Surg Am. 2025 Nov 19;107(22):2508-2511. doi: 10.2106/JBJS.25.00638. Epub 2025 Nov 19. PMID: 41315034. https://bit.ly/4gNUZc2 • Menendez ME, Matsen FA 3rd. Learning from Surgical Failures. J Bone Joint Surg Am. 2026 Apr 15;108(8):547-548. doi: 10.2106/JBJS.25.01110. Epub 2025 Dec 16. PMID: 41401257. https://bit.ly/4weVh0s Subspecialties: • Shoulder • Orthopaedic Essentials Keywords: Orthopaedics, orthopedics, JBJS, OE, EBO, evidence-based orthopaedics, Charles Neer, reverse total shoulder arthroplasty, MRI, loosening, infection, revision rate, introspection, the surgeon is the method, the patient is the objective, multicenter studies, local practices, industry, robotics, evolution of thought, introspection, RCT, individual outcomes, biologics, arthritis, sales pitches, new technology, patient perspective, patient selection, patient factors, simple shoulder test, SST, incentives, pain, stiffness, care, courage, commitment, improvement, Richard Feynman, Kaizen, 5 Whys, patient priorities, nutrition, doctor-patient relationship, patient-centered care