 for which subjects because if you've got a subject like algebra which has been around for a few thousand years there they're they're probably math teachers who could say this is the best way to explain algebra and i thought if you've got a dozen of those together and said okay we're gonna give you a summer sabbatical give you a little check for it as well we want you to sit down and design the best algebra curriculum that america's ever seen except it won't be owned by anybody except the american public