Tim is Managing Director of the Financial Access Initiative, a research initiative exploring how financial services can better meet the needs and improve the lives of poor households. He also serves as the managing director of the US Financial Diaries project. He is a co-founder of Sona Partners, a thought leadership communications firm. Tim is the author of Experimental Conversations, a collection of interviews with leading development economists, co-author of Toyota Under Fire, a regular contributor to Stanford Social Innovation Review, and a Contributing Editor of Alliance Magazine. He has developed, written, and edited more than 20 books on topics including leadership, marketing, operations, finance, and international aid & development.