Listen to the lectures here

Bursting at the Seams: Jeffrey Sachs delivers the first of five lectures, recorded at The Royal Society, London. Sachs outlines the challenges facing mankind and argues that we must adapt to the new age.

Survival in the Anthropocene: Jeffrey Sachs delivers the second lecture from the University in Beijing. He discusses China's emergence as an economic superpower and asks what this means for the challenges ahead.

The Great Convergence: Jeffrey Sachs delivers the third of five lectures from the Earth Institute at Columbia University, New York. He talks about the need for international co-operation.

Economic Solidarity for a Crowded Planet: Jeffrey Sachs delivers the fourth of five lectures. He considers the challenges of extreme poverty and the worry of the developed world which fears for its own prosperity.

Global Politics in a Complex Age: Jeffrey Sachs delivers the last of five lectures. He calls for a new Enlightenment to help make globalisation work for all and lays out a blueprint for global co-operation.