1. Visiting Research Scholar, Molecular Imaging Program at Stanford (MIPS); Stanford University School of Medicine; Stanford CA
2. Fellow in Interventional Radiology; University of British Columbia, Vancouver General Hospital; Vancouver British Columbia Canada
3. Academic Fellow; Department of Interventional Radiology; University of Cambridge; Cambridge UK
4. Director, Molecular Imaging Program at Stanford (MIPS); Stanford University School of Medicine; Stanford CA
5. Chair, Department of Radiology, Professor, Departments of Bioengineering and Materials Science and Engineering; Stanford University; Stanford CA