On this edition of Conversations, Susan Tyler Hitchcock talks with host Dan Skinner about “Into the Forest: The Secret Language of Trees.” Hitchcock is a writer and editor specializing i

On this edition of Conversations, Alice Henderson talks with host Dan Skinner about her latest novel, “A Blizzard of Polar Bears.” In addition to being a novelist, Henderson is a sanctuary monitor for the Humane Society Wildlife Land Trust, where she checks remote cameras, does mapping, and undertakes wildlife surveys to determine what species are present.

On this edition of Conversations, Beverly and Dereck Joubert talk with host Dan Skinner about “The Ultimate Book of African Animals: Your Guide to Animals That Roar, Race, and Totally Rule.” The Jouberts are award-winning filmmakers, photographers, conservationists, and Explorers-in-Residence for National Geographic.

On this edition of Conversations, Joel Sartore joins host Dan Skinner to discuss "The Photo Ark" project. Sartore is a photographer, speaker, author, teacher and a 25-year contributor to National Geographic magazine.

On this edition of Conversations, Joel Sartore talks with host Dan Skinner about his latest book with National Geographic, “The Photo Ark: One Man’s Quest to Document the World’s Animals.” Sartore is a photographer, speaker, author, teacher and a 25-year contributor to National Geographic magazine. His previous books include “Birds of the Photo Ark” and “Rare: Portraits of America's Endangered Species.”