1. Assistant Professor of Anaesthesia at the Massachusetts General Hospital, Harvard Medical School.
2. Associate Professor of Anaesthesia at the Massachusetts General Hospital, Harvard Medical School.
3. Instructor of Anaethesia at the Massachusetts General Hospital, Harvard Medical School.
4. Assistant Professor of Anaesthesia at the Brigham and Women's Hospital, Harvard Medical School.
5. Associate Professor of Anaesthesia (Pediatrics) at the Massachusetts General Hospital, Harvard Medical School.