Haidong Dong is a tumor immunologist who co-discovered B7-H1 (PD-L1) in 1998 at the Mayo Clinic, USA. His research is on mechanisms of cancer immunity and developments of cancer immunotherapy.
Svetomir Markovic is a medical oncologist and physician scientist at the Mayo Clinic who specializes in the care of patients with metastatic melanoma. His research is focused on melanoma immune biology and immunotherapy.