• Bryan Smith
National Geographic grantee Bryan Smith recently returned from kayaking two rivers in Kamchatka, Russia. Smith braved wild white water in the river, and hungry grizzly bears on shore. Smith joins Boyd in the studio to talk about his adventure.
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• Jonathan Kolby
National Geographic Young Explorer grantee Jonathan Kolby is trying to keep frogs and salamanders from disappearing. In his efforts, Kolby is exploring how a disease, known as chytrid, spreads through amphibian populations in different regions. Kolby joins Boyd to talk about the dangers of kissing and peeing on frogs.
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• Mauro Refosco
Mauro Refosco is a member of the band Forro in the Dark. On the album Light a Candle, from the NG Music label, Refosco and his Brazilian band mates get serious about party music. Refosco joins Boyd to talk about and listen to the groove of Forro music.
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• David Braun-NG News
Join National Geographic's daily online news editor David Braun as he shares some of this week’s hottest stories. Braun sits down with Boyd to talk about why, with rising sea levels, we may soon be in over our heads.
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• Richard Conniff
Author Richard Conniff joins Boyd to talk about his new book The Species Seekers: Heroes, Fools, and the Mad Pursuit of Life on Earth. The study of biology was only a hobby until the 19th century, Conniff tells Boyd. Even President Thomas Jefferson dabbled in the collection of new species—laying bones out on the White House floor.
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• William Albert Allard
William Albert Allard has been a contributing photographer to over 30 National Geographic magazine articles and numerous National Geographic books. Allard has a new book titled William Albert Allard: Five Decades, a retrospective of his work. Allard joins Boyd to talk about the book and his life as a National Geographic photographer.
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• Charlene Serwa
National Geographic Channel’s Great Migrations is a seven-part television event, premiering Nov. 7. Charlene Serwa, executive producer of the program, joins Boyd to talk about the show that takes viewers around the world to follow the journeys millions of animals undertake to ensure the survival of their species.
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• Barbara Bennett
In her new book Soul of a Lion, author Barbara Bennett tells the real life story of how Marieta van der Merwe and her family, former wealthy cattle farmers, have sold their land to buy and care for embattled wildlife. From a lion with AIDS to a baboon with epilepsy and Down syndrome, Bennett shares the story with Boyd.
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• Dr. Ben Dubin-Thaler
Dr. Ben Dubin-Thaler is the founder and chief scientist aboard the BioBus—a mobile lab that visits schools to give kids a hands-on experience in a high-tech science lab. Dubin-Thaler gives listeners a tour of the BioBus.
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