Jeffrey D. Sachs is a world-renowned economics professor, bestselling author, innovative educator, and global leader in sustainable development. He is widely recognized for bold and effective strategies to address complex challenges including debt crises, hyperinflations, the transition from central planning to market economies, the control of AIDS, malaria, and other diseases, the escape from extreme poverty, and the battle against human-induced climate change. He is Director of the UN Sustainable Development Solutions Network, a commissioner of the UN Broadband Commission for Development, and an SDG Advocate for UN Secretary General Antonio Guterres. From 2001-18, Sachs served as Special Advisor to the UN Secretary General, for Kofi Annan (2001-7), Ban Ki-moon (2008-16), and Antonio Guterres (2017-18).

Professor Sachs was the co-recipient of the 2015 Blue Planet Prize, the leading global prize for environmental leadership. He was twice named among Time magazine's 100 most influential world leaders and has received 28 honorary degrees. The New York Times called Sachs "probably the most important economist in the world," and Time magazine called Sachs "the world's best-known economist." A survey by The Economist ranked Sachs as among the three most influential living economists.

He serves as the Director of the Center for Sustainable Development at Columbia University. He is University Professor at Columbia University, the university's highest academic rank. Sachs was Director of the Earth Institute from 2002 to 2016.

Sachs has authored and edited numerous books, including three New York Times bestsellers, The End of Poverty (2005), Common Wealth: Economics for a Crowded Planet (2008), and The Price of Civilization (2011). Other books include To Move the World: JFK's Quest for Peace (2013), The Age of Sustainable Development (2015), Building the New American Economy: Smart, Fair & Sustainable (2017), and most recently A New Foreign Policy: Beyond American Exceptionalism (2018).

Sachs is widely considered to be one of the world's leading experts on economic development, global macroeconomics, and the fight against poverty. His work on ending poverty, overcoming macroeconomic instability, promoting economic growth, fighting hunger and disease, and promoting sustainable environmental practices, has taken him to more than 125 countries with more than 90 percent of the world's population. For more than thirty years he has advised dozens of heads of state and governments on economic strategy, in the Americas, Europe, Asia, Africa, and the Middle East. He was among the outside advisors to Pope John Paul II on the encyclical Centesimus Annus and in recent years has worked closely with the Pontifical Academy of Sciences and the Pontifical Academy of Social Sciences on the issues of sustainable development, especially in the context of Pope Francis' encyclical Laudato Si'.

Prior to joining Columbia, Sachs spent over twenty years as a professor at Harvard University, most recently as the Galen L. Stone Professor of International Trade. A native of Detroit, Michigan, Sachs received his B.A., M.A., and Ph.D. degrees at Harvard.