Still, it is primarily a supplier of adult education, in its headquarters on 12th street off the Avenue of the Americas, that the New School is best known. As a non-profit institution with a slender endowment and mostly non-degree students, the school has to be more in tune with the transitory interests of the public than many other educational organizations. "Our curriculum development is very sensitive to the market", says Allen Austill, dean of Adult Education. "Every semester we publish a catalog with 2,000 courses and , and send it to 250,000 people, and if they don't want one of those courses, we cancel it. "