N EW YORK — Columbia University senior Maryam Alwan was visiting family in Jordan over winter break when she received an email from the school accusing her of harassment. Her su

Columbia University senior Maryam Alwan was visiting family in Jordan over winter break when she received an email from the school accusing her of harassment. Her supposed top offense: writing an op-ed in the student newspaper calling for divestment from Israel.

The university, the administration’s first big target in a campaign to root out what it called harassment on campus, could lose more than $50 million in funding.