Diane Hibino served as a PCV in Bolivia from 1967 to 1970. She worked for two years in a tuberculosis eradication program with the Ministry of Health, assigned to Caranavi in the Yungas valley region. Her third year assignment was in PC's library in La Paz, from which she also continued working on the TB program.

Post-PC, she was a bi-lingual social worker in Hartford, Connecticut, after which she resided in La Paz where she raised two children and taught at a nursery school. Returning to the U.S., she held teaching and administrative positions, including Asst. Director of Undergraduate Studies at the University of Miami School of Business Administration.

From 1988 to 1996, she held several positions with Peace Corps in Washington, then became PC Director in Bolivia.

After almost a decade in South Africa (with USAID/Democracy & Governance), Washington, DC (PC Country Director Selection Coordinator) and Austria, she now lives near Washington, DC where she is active in civic work with the League of Women Voters.