Aaron Dibner-Dunlap works on a global replication program that evaluates the effectiveness of SMS messages in nudging savings deposits and repayment of credit. He joined IPA in 2010 as a Project Coordinator for a four-site randomized controlled trial on the impact of access to savings accounts. Previously, he served as a Small Enterprise Development Agent for the U.S. Peace Corps in Mauritania. He received his MA in International Affairs from Columbia University and his BS in Learning and Organizational Change from Northwestern University.