 Like most college radio stations at the time, WBFO had been a student club limited to evening hours during the academic year.By the end of Siemerling's eight-year tenure, however, the station had substantially expanded its hours of operations and the professionalism of its staff.Howard Arenstein, Ira Flatow, Clifford Stoll and Henry Tenenbaum are among WBFO's notable alums.