This podcast covers the JBJS issue for December 2014. Featured are articles covering Arthroscopic Tissue Culture for the Evaluation of Periprosthetic Shoulder Infection; Variations in Data Collection Methods Between National Databases Affect Study Results; Surgical Site Infections After Posterior Spinal Fusion for Neuromuscular Scoliosis; recorded commentary by Dr. Caird; Reverse Shoulder Arthroplasty for the Treatment of Nonunions of the Surgical Neck of the Proximal Part of the Humerus; recorded commentary by Dr. Klepps.