American biologist, author, and cancer survivor who writes about the links between human health and the environment.
American Lutheran minister turned Catholic priest and a leading authority on the role of religion in the contemporary world.
American-born architect, queen dowager of Jordan as the widow of King Hussein and philanthropist on behalf of children.
Kenyan founder of the community-based tree planting initiative Green Belt Movement and Nobel Prize laureate.
American academic, president of Carnegie Corporation of New York and former president of the New York Public Library.
English actor, director, producer, medical doctor, and man of letters noted for his wide-ranging abilities.
Nobel Prize-winning Dutch atmospheric chemist known for work on climate change research and for popularizing the term Anthropocene.