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An Afghan resident uses a computer to access 'Twitter' website in Kabul on May 15, 2011.

A small circle of Afghan entrepreneurs are determined to use technology to change their war-torn country. They see their business as a foundation for stability and modernity.

Gayle Tzemach Lemmon, deputy director of the Women and Foreign Policy Program with the Council on Foreign Relations, profiled some of the men and women involved in starting up tech companies in Afghanistan for Fast Company.