Columbia University Interim President Katrina Armstrong is stepping down from her role leading the school, with board of trustees co-chair Claire Shipman taking her place.

The president, Katrina Armstrong, resigned effective immediately, and the school’s board chair, journalist Claire Shipman, has been appointed interim president. Armstrong had replaced Columbia’s former president, Minouche Shafik, who resigned in August.

Among the new changes, Columbia agreed to review its admissions policies, ban protesters from wearing masks, bar demonstrations from academic buildings and to put its Middle East studies department under the supervision of a new senior provost with a mandate to review its leadership and curriculum.

The resignation comes after Columbia caved in to demands from Trump, who claims the school failed to fight antisemitism.

Columbia University appointed a new acting president Friday. Katrina Armstrong, who had been serving as the interim president since August 2024, will be returning to her previous position as the CEO of Columbia's Irving Medical Center.

The Trump administration has proposed cuts to research and labs across the country; targeted certain schools with diversity, equity, and inclusion programs; and signed an executive order to eliminate the U.

Columbia University's interim president, Katrina Armstrong, has stepped down - a departure that comes one week after it agreed to significant changes amid a heated battle with the Trump administration over its federal funding.

Katrina Armstrong has come under pressure amid a high-profile battle with the Trump administration over the university’s federal funding.

The resignation comes after Columbia caved to demands from Trump, who claims the school failed to fight antisemitism.