The Bowl Championship Series (BCS) was a selection system designed, through polls and computer statistics, to determine a No. 1 and No. 2 ranked team in the NCAA Division I Football Bowl Subdivision (FBS). After the final polls, the two top teams were chosen to play in the BCS National Championship Game which determined the BCS national champion team, but not the champion team for independent voting systems (most notably the AP Poll). This format was intended to be "bowl-centered" rather than a traditional playoff system, since numerous FBS Conferences have expressed their unwillingness to participate in a play-off system. However, due to the unique and often esoteric nature of the BCS format, there had been controversy as to which two teams should play for the national championship and wh