University of Maryland, Baltimore, (also known as UMB) was founded in 1807. It comprises some of the oldest professional schools in the nation and world. It is the original campus of the University System of Maryland. Located on 60 acres (242,811 m²) in downtown Baltimore, Maryland, it is part of the University System of Maryland. Effective July 1, 2010, Jay A Perman, M.D., was appointed president by Dr. William English Kirwan, chancellor of the University of Maryland System. UMB comprises seven professional schools: The University of Maryland Dental School was the first dental school in the world. Founded in 1840 as the Baltimore College of Dental Surgery (BCDS), it was chartered by an act of the Maryland General Assembly. Its principal founders were Drs. Horace H. Hayden and Chapin A. Harris. It was the first school in the world to offer a science-based curriculum in dentistry. It currently ranks among top 10 in the nation to receive NIH research funding. The school moved to a new building in October 2006. The new building, located adjacent to the old one in Baltimore Street, offers some of the newest facilities and technologies in the world for education and patient care.