To Charles Koch, free markets will always be the best teacher, no matter where the pupil grew up.

FORBES: Creative destruction 101

When a live auction featuring a signed guitar wasn't generating enough interest, Springsteen took the microphone and upped the ante, throwing in a free guitar lesson with himself as the teacher, a ride in the side car of his Harley, eight tickets to the E Street concert of their choice, a backstage tour and lasagna made by his 87-year-old mother, Adele.

CNN: February 10, 2013 -- Updated 0155 GMT (0955 HKT)

They are free to set their own guidelines for curriculum, teacher evaluations and lengths of school days.

CNN: Documentaries spark education debate

The Conservatives have reiterated their plan to make every school a "free school", run entirely by its head teacher and governors and setting its own admissions, discipline, uniforms and pay policies.

BBC: Tories want to 'free up' universities

Mr Twigg criticised the education secretary for allowing free schools and academies the freedom to employ staff who do not have qualified teacher status.

BBC: Schools face teacher shortage crisis, claims Labour

Standing among scores of men accepting free blankets and clothes from the Pakistan military, Liaqat Ali Mehsud, a teacher, said the road is so good that he's forgotten that his home was destroyed.

WSJ: In Former Taliban Sanctuary, an Eerie Silence Takes Over