This is definitely one for the Fresh Hell file: Just before the Easter weekend LSU notified Ivor van Heerden, deputy director of the LSU Hurricane Center, that it would not renew his contract (he is not tenured) and he will be out of a job by May 2010. The university is not saying why—not to him, and not to the public. The firing comes after the university has imposed limits on his contacts with the media, demoted him, and retracted storm surge modeling responsibilities from his direction, among other limitations. Ubiquitous on CNN and in print after Hurricane Katrina—