Katrina Armstrong, who took over as interim president at Columbia in August, resigned amid a tumultuous year for the university.

Columbia University's interim president Katrina Armstrong has stepped ... This is one of the world's great universities, in its most vital city, and I am proud to have worked with extraordinary ...

By Alan Blinder Katherine Rosman and Sharon Otterman The interim president of Columbia University abruptly left her post Friday evening as the school confronted the loss of hundreds of millions of ...

Katrina Armstrong is stepping down as interim president of Columbia University and will return to lead the school's Irving Medical Center in New York. - Jorg Meyer Photography/Columbia University/AP ...

“It has been a singular honor to lead Columbia University in this important and challenging time,” she wrote. “This is one of the world’s great universities, in its most vital ...

Armstrong was announced as the interim president ... as Columbia University's interim president, the school said on Friday. Armstrong was announced as the interim president of the New York City ...

Katrina Armstrong, Columbia University’s interim president, resigned Friday amid ... in its most vital city, and I am proud to have worked with extraordinary faculty, students, and alumni ...

By Sharon Otterman Four days after stepping down as Columbia University’s interim president, Dr. Katrina Armstrong testified in a contentious closed-door deposition in Washington that she didn ...