Session XVIII: Lessons Learned From My Most Challenging Case Session XVII: The Socioeconomics of TKA/THA Session XV: Ask the Experts Session XIV: Revision THA Video and Didactic Presentations Session XIII: Revision Total Knee Arthroplasty: Video and Didactic Presentations Session XII: Tips and Pearls in Hip Arthroplasty Session XI: Performing a Primary Total Hip Arthroplasty Session VIII: Ask the Experts Session VII: Case-Based Presentation on Post Operative Dilemmas Session VI: The Continuum Constraint in Total Knee Arthroplasty Session V: Point-Counterpoint Session IV: Technology in Knee Arthroplasty Session III: Approach/Exposure in Knee Arthroplasty (Video-Based) Session II: Compartmental Approach to Knee Arthritis Session I: Management of the Arthritic Knee Before Arthroplasty