Thomas Lovejoy is a professor in the department of environmental science and policy at George Mason university and a senior fellow at the united nations foundation for science, economics, and the environment, based in Washington, dc. Lovejoy has served on science and environmental councils under the Reagan, bush and Clinton administrations and was also the World Bank’s chief biodiversity advisor and lead specialist for environment for Latin America and the Caribbean. In the 1980s, he brought international attention to the world’s tropical rain forests and in particular the Brazilian amazon, where he has worked since 1965. Lovejoy is a recipient of the prestigious Tyler prize for environmental achievement, and in 2009 he was the winner of BBVA foundation frontiers of knowledge award in the ecology and conservation biology category. Lovejoy holds Bachelor of Science and PhD in biology from Yale University.