Obama Tells Teachers Union He Opposes Vouchers (2008)
http://www.nysun.com/new-york/obama-tells-teachers-union-he-opposes-vouchers/81801/
"When our educators succeed, I won't just talk about how great they are; I will reward them for it," Mr. Obama said. He listed several cases in which districts could give teachers a salary increase, including if they serve as mentors; if they learn new skills, and if they "consistently excel in the classroom."