 In what Hill has called one of the most transformative experiences of her life, she and her family lived from 1994–1997 in the Republic of Zambia, where she was the fiscal/trade advisor and then chief-of-party for the Harvard Institute for International Development's Project on Macroeconomic Reform.She has written widely from her experiences in Africa, including co-editing the books Promoting and Sustaining Economic Reform in Zambia (2004) and the widely reviewed Public Expenditure in Africa (1996).Hill and her husband Kent J. Kildahl, who teaches in the Upper School at Riverdale Country School (Riverdale, New York), have three children.