Columbia Business School professor Avi Friedman addressed a scathing open letter to interim university president Katrina Armstrong announcing his departure from the school. Friedman, an award ...

He did say he plans to support Columbia's business school "when they solicit" him. Cooperman's net worth neared $3 billion, per Forbes. Billionaire Lee Cooperman, Omega Advisors (Fox Business) ...

Columbia business professor Shai Davidai was banned from the Ivy League’s campus Tuesday after he clashed with rowdy anti-Israel and confronted school officials last week during the one-year ...

Columbia Business School associate professor Shai Davidai is calling on President Donald Trump to issue an executive order to stop institutions that hire professors who support US-designated ...