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Tiernan Mennen

Vice President, Governance

Tiernan Mennen Tiernan Mennen
Tiernan Mennen, as vice president for Governance, is focused on supporting participatory governance processes that empower citizens and promoting accountability and transparency across sectors. Mennen, a lawyer by training, has more than 15 years of experience in international development in more than 40 countries, including long-term positions in Sri Lanka, Bolivia, South Sudan and Hungary.
 
Before joining Abt, he was chief of party for a USAID-funded justice reform and civil society project in Sri Lanka, helping to build the capacity of civil society organizations to advocate for governance reforms, increase access to justice through improved court management and institutional effectiveness, and promoting reconciliation through transitional justice mechanisms.
 
Prior to that, he was Chemonics International’s director for governance, human rights, and land reform projects, including responsibility for a $60 million portfolio with more than 70 staff in Colombia, Rwanda, Tajikistan, and the Dominican Republic. He also was deputy chief of party for a justice administration project in Bolivia.
 
Mennen spent several years as an international human rights lawyer for the Open Society Foundations and has been a regular consultant for the United Nations, World Bank, and other international organizations on issues of land rights, access to justice, and good governance. A native of Buffalo, N.Y., he was a Peace Corps volunteer in Honduras.
 
Mennen holds a Juris Doctor from Cornell Law and a Masters in International Development and Economics from SAIS-Johns Hopkins.