Founding Director, Center for Antibody Therapeutics & Prof. of Medicine, Univ. of Pittsburg (2018-now);

Sr. Investigator & Lab Head at the NCI, NIH (1990-2017);

Senior Advisory Board Member of Antibody Society;

Editorial board of Experimental and Molecular Pathology, Journal of Virology, mAbs, The Open Virology, Journal of Bionanoscience;

An expert in antibody discovery, antibody engineering, and ADC as well as in mathematical modeling, immunology, virology, physical chemistry and biophysics;

Authored > 400 articles (cited more than 22,000 times), several books and inventor of more than 100 patent applications or patents.