1. Research Assistant at Monroe Carell Junior Children's Hospital at Vanderbilt
2. Paediatric Haematology-Oncology Fellow, Monroe Carell Junior Children's Hospital at Vanderbilt
3. Associate Professor, Director of PhD programme, Co-Director of Paediatric Palliative Care Research Team, Vanderbilt University School of Nursing
4. Professor and Co-Director of Paediatric Palliative Care Research Team, Vanderbilt University School of Nursing