The University of California, Davis, College of Agricultural and Environmental Sciences (commonly referred to by students as the "College of Ag" or "Ag-and-E") was established in 1922 and is one of four colleges on the campus of the University of California, Davis. It offers degrees in twenty-seven undergraduate majors and thirty-three graduate groups (i.e. M.S. and Ph.D.). As of January 2014, the College has been overseen by Dean Helene Dillard.