Diego Cambiaso | Creative Commons The administration has taken a more aggressive stance towards criticism, experts say. Tulane University professors are echoing an increasing national concern: Trump’s administration’s latest actions against the press and public expression represent a historic challenge to constitutional rights. “This administration’s actions collectively amount to the most pernicious attack on free speech in my lifetime,” Bruce Hamilton, clinical professor of law with the Tulane First Amendment Clinic, said. “[The administration] is specifically infringing on people they don’t like,” Tulane political science professor Rachel Schoner said. “That’s bad for our American republic, because it stifles not just the spread of information, but the expression of speech and ideas.”