1. Visiting Associate Professor of Anesthesiology.
2. Assistant Professor of Anesthesiology and Director of Same Day Surgery Clinic.
3. Assistant Professor, Assistant Director of Residency Training, and Assistant Director of Orthopaedic Anesthesia and Orthopaedic Acute Pain Service.
4. Regional Anesthesia Fellow.
5. Professor, Director of Regional Anesthesia, and Director of Orthopaedic Anesthesia and Orthopaedic Acute Pain Service, Department of Anesthesiology, The University of Texas Medical School at Houston, Houston, Texas.