BIDEN ATTENDED THE ARCHMERE ACADEMY IN CLAYMONT WHERE HE WAS A STANDOUT HALFBACK AND WIDE RECEIVER. HE PLAYED ON THE BASEBALL TEAM AS WELL. HE PLAYED HALFBACK FOR THE DELAWARE FIGHTIN' BLUE HENS FRESHMAN TEAM AND DEFENSIVE BACK FOR THE VARSITY TEAM. THE SELECTIVE SERVICE SYSTEM CLASSIFIED HIM AS UNAVAILABLE FOR SERVICE DUE TO A HISTORY OF ASTHMA.