He graduated from University of Pennsylvania in 1999 with a Ph.D. degree in Pharmacology. Currently his research focus is receptor- targeted therapies using antibodies, antibody-like proteins, and small molecules. He is also devoted to the identification of serum biomarkers that can help the diagnosis and provide therapeutic guidance for breast cancer and melanoma. He has published more than 70 articles in journals including Nature Medicine and Nature Biotechnology. Dr. Zhang is listed as inventors in 12 approved patents and some other pending patents. He serves as an editorial board member for several journals.