1. Commissioning Editor for Regenerative Medicine.
2. Assistant Commissioning Editor for Regenerative Medicine.
3. Professor and GRA Eminent Scholar of Molecular Cell Biology, University of Adelaide, Australia
4. Professor, Department of Pediatrics, Co-Director, Pediatric Diabetes Research Center, University of California, San Francisco, CA, USA
5. The Eli and Edythe Broad Center of Regeneration Medicine and Stem Cell Research, University of California, San Francisco, CA, USA