1. Associate Professor of Anesthesiology, Pediatrics, and Child Psychiatry, Yale University.
2. Research Associate, Department of Anesthesiology, Yale University.
3. Arnold Gesell Associate Professor, Departments of Pediatrics, Child Psychiatry, and Psychology, Yale University.
4. Research Assistant, Department of Anesthesiology, Yale University.
5. Assistant Professor of Anesthesiology, Yale University.
6. Professor of Psychology, University of North Carolina.