Before joining the National Security Network, Heather ran her own communications and strategy practice, working on global and political issues with political, entertainment, and educational leaders. From 1995-2001, Heather served in the Clinton Administration as Special Assistant and Speechwriter to the President, speechwriter for Secretaries of State Albright and Christopher, and member of the State Department's Policy Planning staff. She has also worked for the International Crisis Group, the Carnegie Endowment for International Peace, and the Congressional Helsinki Commission.
In 2012, Heather was named to Foreign Policy's "FP Top 50" and again in January of 2013, Foreign Policy featured Heather as one of the 10 women the Obama administration should appoint to a top national security job. She appears frequently as a commentator in print and news media and her work has been published by the New York Times, US News and World Report, Washington Post, Foreign Policy, Foreign Affairs, Guardian, POLITICO, and New Republic.