Gosk graduated high school in 1990 from Phillips Academy. She then began her college career at Middlebury College in Vermont, but decided she wanted to experience college in a large city so she chose to transfer to Georgetown University in Washington D.C. During her time there, Gosk spent a semester abroad in Florence, Italy. After graduating Georgetown in 1994 with a bachelor’s degree in economics, she spent time in the Dominican Republic as a Peace Corps volunteer.