Author and conservationist Nancy Merrick first fell under the spell of chimpanzees in the 1970s, when she worked at Jane Goodall’s legendary Gombe Stream Research Center. Charmed by their intelligence and sensitivity, she went on to have a distinguished career at Stanford University founding ChimpSaver.org, an interactive website that helps users contribute to chimp conservation.

In 2008, she took her children back to Africa to discover that forests had been destroyed and the number of chimps had shrunk dramatically. Her new book, Among Chimpanzees: Field Notes From The Race To Save Our Endangered Relatives, is both a clarion call for action and a tender evocation of the emotional lives of man’s closest relative.

Read more at National Geographic.