1. Department of Research and Development, Ligand Pharmaceuticals, Inc., Emeryville, CA, USA
2. Department of Molecular and Cellular Biology, Harvard University, Cambridge, MA, USA
3. Department of Structural Biology, Vernalis, Cambridge, UK
4. Department of Research and Development, Carterra, Inc. Salt LakeCity, USA(Currently at ImmunoPrecise Antibodies, Fargo, UT, USA