 Dr. Vanderwagen also implemented the Biodefense Acquisition and Research Development Authority (BARDA) under the new legislation.Prior to ASPR, Dr. Vanderwagen served 25 years in the Indian Health Service (IHS), the U.S. federally-funded program of public health and clinical health care services provided to 2.5 million members of federally recognized American Indian and Alaska Native nations, tribes, and bands.Dr.