University Business reports that Yale has slowed its Google Apps project. Reports are that it is being slowed down in order to fully understand the privacy and security issues that attend shifting from a locally hosted mail system to a cloud based mail system. It also sounds like they needed to do more in terms of involving the community in the decision-making process.
http://www.universitybusiness.com/newssummary.aspx?news_date=2010-04-01&news_id=22298#top
Also of interest are the comments by the Yale community at http://www.yaledailynews.com/news/university-news/2010/03/30/its-delays-switch-gmail-community-input/comments/