sentences:  Since 2005, Shaheen had served as director of the Institute of Politics at Harvard University's Kennedy School of Government before leaving on September 14, 2007.She had been aggressively courted to run by Senator Ted Kennedy (D-MA) on behalf of Senate Democrats, and by a "Draft Shaheen" campaign led by former New Hampshire Democratic Chairman Kathy Sullivan.The filing deadline for the Democratic and Republican Parties was June 13, 2008.