Drs. Robert Gaiser and Oni Onuoha have assembled an expert team of authors on the topic of "Obstetric Anesthesia". Article topics include: Epidural Analgesia for Labor: Continuous Infusion vs Programmed Intermittent Bolus; Prophylaxis and Management of Obstetric Hemorrhage; The Use of Ultrasound in Obstetric Anesthesia; Huddles and Debriefings: Improving Communication on Labor and Delivery; General Anesthesia during the Third Trimester: Any Link to Neurocognitive Outcomes; Obstetric and Anesthetic Approaches to External Cephalic Version; Update in the Management of Patients with Pre-Eclampsia; Optimal Pain Management After Cesarean Delivery; Should Nitrous Oxide be Used for the Laboring Patient?; Tilts and Full Stomach: Changes in Anesthesia for Cesarean Delivery; and Post-Dural Puncture Headache: An Evidence Based Approach.