Mary Ellen Hannibal is an award-winning journalist and author from the Bay Area. Her most recent book, Citizen Scientist: Searching for Heroes and Hope in an Age of Extinction, was named one of the best titles of 2016 by the San Francisco Chronicle. Hannibal connects the activity of bearing witness to nature today with a broad inquiry into time, place, and purpose. Her previous books include The Spine of the Continent, about which Publisher’s Weekly said, “This is what science writing should be: fascinating and true.” Her work has appeared in The New York Times, Esquire, Nautilus, and many other publications. Her Stanford TEDx talk discusses hawk migrations and her TEDWomen talk addresses butterflies.