Yesterday, Congressmen Edward J. Markey (D-Mass.) and Joe Barton (R-Texas), Co-Chairmen of the Bi-Partisan Privacy Caucus, released letters they received from three college testing and preparatory organizations — ACT, Inc. (response), College Board (owner of the SAT) (response part 1, part 2), and the National Research Center for College and University Admissions (response)…