George Yard is a rancher, doctor, boatman, and much, much more. He sat down to chat with Brian in early April, the week after his 90th birthday!Big Adventures with Brian Dierker is produced with joy by Big Adventures

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Brad Dimock is a boatman, author, and boatbuilder out of Flagstaff, AZ. He and Brad discuss his start in the Grand Canyon and how he fell in love with designing and building boats. Enjoy Brad Dimock!Big Adventures with Brian Dierker is produced with joy by Big Adventures

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Lew Steiger is a long time Grand Canyon boatman. He and Brian sit down to chat about his work on the Boatman's Quarterly Review, his start on the Colorado River, and their early years of guiding. Enjoy Lew Steiger!Big Adventures with Brian Dierker is produced with joy by Big Adventures

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Matt Kaplinski is a geologist who has spent over 30 years studying in the Grand Canyon. He sits down with Brian to chat about beach surveys, the progression of scientific technology in the Grand Canyon, and their time designing a research boat. Enjoy Matt Kaplinski!Big Adventures with Brian Dierker is produced with joy by Big Adventures

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Scott (Scotty) Davis has had some truly big adventures. He sits down with Brian to talk about caving, boating, and running a river outfitter. Enjoy Scotty Davis!Big Adventures with Brian Dierker is produced with joy by Big Adventures

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Pam Whitney is an accomplished river runner, diver, and business woman. She sits down with Brian to chat about the early outfitters on the Colorado, how she launched her travel company, and what she's up to now. Enjoy Pam Whitney!Big Adventures with Brian Dierker is produced with joy by Big Adventures

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Michael Collier is a medical doctor, geologist, boatman, pilot, photographer, and all around good guy. He sits down to chat with Brian about how the Grand Canyon has shaped his life, and the mentors that helped him along the way. Big Adventures with Brian Dierker is produced with joy by Big Adventures

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Richard Quartaroli is a boatman who started on the Colorado only a few years after Brian. He was the first research librarian at the Glen Canyon Environmental Studies and The Special Collections Librarian at Northern Arizona University. He and Brian chat about their shared experience with science in the canyon and Richard's start in the boating world.Big Adventures with Brian Dierker is produced with joy by Big Adventures

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Jan Balsom has been studying and surveying the Grand Canyon since 1981. She and Brian chat about the human history in the park and her career with the National Park Service. Enjoy Jan Balsom!Big Adventures with Brian Dierker is produced with joy by Big Adventures

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Bill Gloeckler is a long-time Grand Canyon River runner. He's the owner Arizona River Runners and Grand Canyon Whitewater, and is one heck of a musician. Brian sits down with Bill to talk about travel, environmentalism, and the commercial river industry. Big Adventures with Brian Dierker is produced with joy by Big Adventures

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