Bill McRaven, former chancellor of the University of Texas System and a current UT-Austin professor, resigned on Aug. 20 from the Pentagon’s technology advisory board, multiple news outlets reported Thursday. His resignation came four days after The Washington Post published an opinion piece he wrote that criticized President Donald Trump’s decision to revoke the security clearance of former CIA director John Brennan. “Through your actions, you have embarrassed us in the eyes of our children, humiliated us on the world stage and, worst of all, divided us as a nation,” McRaven wrote. “If you think for a moment that your...