article_snippet.sent: A male student accused of raping his classmate has sued Columbia University for failing to protect A male student accused of raping his classmate against backlash and harassment.
article_snippet.sent: Authorities rejected former friend Emma Sulkowicz case that Paul Nungesser, a German citizen, was a 'serial rapist' who assaulted her after class.
article_snippet.sent: And according to Nungesser's lawsuit citing 'gender-based harassment and defamation', Columbia University presented the allegations as fact on a university-owned website.
article_snippet.sent: No protection': Nungesser is suing Columbia University for allowing Emma Sulkowicz to parade the school and take campus-provided transport with Emma Sulkowicz mattress in protest against Nungesser, calling Nungesser a rapist .
article_snippet.sent: Nungesser's lawsuit was filed in Manhattan federal court on Thursday, three days after a judge tossed out another gender-based lawsuit brought by a male student against Columbia University.
article_snippet.sent: Defendants include the school, three days after a judge tossed out another gender-based lawsuit brought by a male student against Columbia University board of trustees, President Lee C. Bollinger and Professor Jon Kessler.
article_snippet.sent: Nungesser's lawsuit sought unspecified damages. '
article_snippet.sent: Columbia University effective sponsorship of the gender-based harassment and defamation of Paul resulted in an intimidating, hostile, demeaning ... learning and living environment,' Nungesser's lawsuit said.
article_snippet.sent: In Nungesser's lawsuit, Nungesser said a Columbia University-owned website had presented as fact that his sexually assaulted Sulkowicz, a senior majoring in visual arts.
article_snippet.sent: As a result of publicity that resulted in media reports in 35 countries, the lawsuit said, Nungesserhas been subjected to severe, pervasive ... and threatening behavior by other Columbia students, believing that Paul is a `serial rapist,' whenever Paul has appeared at university activities.'
article_snippet.sent: Nungesser became the target of international attacks following the claims, which were dismissed by a judge .
article_snippet.sent: Sulkowicz has argued Sulkowicz case was badly mishandled by the school disciplinary panel after Sulkowicz reported in 2013 Sulkowicz was raped in Sulkowicz dorm months before.
article_snippet.sent: Sulkowicz was among 23 students who sued Columbia last year, saying Sulkowicz mishandled sexual assault cases.
highlights_snippet.sent: Paul Nungesser was accused of raping former friend Emma Sulkowicz .
  
highlights_snippet.sent: A judge threw out the case which branded Paul Nungesser a 'serial rapist'
  A judge is now suing the school for failing to protect A judge from backlash .
  
highlights_snippet.sent: Nungesser, who is German, says the school presented the claims as fact .