Expedition Team

Top experts make the most of your time


Our experienced expedition leader and a team of eight naturalists are your conduit to an extraordinary experience. And the National Geographic photographer and Lindblad-National Geographic certified photo instructor on board, ours exclusively, are there to help you capture the incredible photo ops—from wildlife to panoramic landscapes, from portraits of people to scenes of village life. The undersea specialist will reveal the deep, while our wellness specialist helps you benefit from the tonic of wildness. And our video chronicler will record the entire voyage creating a permanent record for you. Count on the Global Perspectives guest speaker to share the voyage as well as relevant insights with you.


Meet the expedition team for this departure

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  • Alyssa Adler

    Undersea Specialist
    As a young marine biologist, Alyssa Adler has had the opportunity to work as a diver in many capacities. For several years, she was a dedicated AAUS scientific diver for University of North Carolina on an offshore reef ecology project, and has participated in several of NOAA’s reef survey missions. She has been diving with National Geographic and Lindblad Expeditions as an underwater videographer and ocean educator since 2014 and has fostered a love for the poles and extreme cold-water diving, spending most of her time underwater in sub-freezing temperatures.

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  • Andy Wolff

    Assistant Expedition Leader
    A Midwestern kid with an insatiable curiosity about places far and foreign, Andy has converted a lucky break after college into a career at sea. From swabbing the decks to advocating for artisans and zooming in Zodiacs, he knows the operation from every department on board. What keeps him fresh after nearly two decades working at sea is waking up somewhere new every morning, the day ahead a blank slate with no way of knowing what marvels nature and serendipity may bring his way. Andy looks forward to sharing this sense of wonder and possibility with guests as they venture together into new realms with Lindblad Expeditions-National Geographic.

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  • Beau Price

    Naturalist/Expedition Diver
    Born on Australia’s northern beaches and raised on the coast of tropical Queensland, Beau developed his love for the ocean and all things water at an early age. Forever planning a career revolving around water, he became a PADI Divemaster before graduation and quickly climbed the ranks to become a PADI Master Instructor. During this time, Beau also became the head service technician for several companies and founded NARC’D Diving Services; a commercial diving and marine contracting business. To broaden his experience in the industry, Beau also gained accreditation to become an ADAS Commercial Diver, specializing in demolition and salvage operations. As a result, he has worked on many projects, including flood relief, military training, Hollywood film sets, documentaries and various deep ocean dive operations. Most recently, Beau has secured a coveted position within the Australian Defence Force on their Helicopter Underwater Escape Training team. In addition to his strong passion for the ocean and subsequent diving, Beau is also an avid traveller out of the water, often visiting new countries in his free time. He is proud to say he’s had the opportunity to dive on every continent.

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  • Bud Lehnhausen

    Naturalist
    Bud received an undergraduate degree in wildlife biology at Colorado State University. He then immediately went to Alaska where he worked and lived for 30 years. At the University of Alaska, Fairbanks, Bud studied wildlife biology and received a master's degree conducting research on four species of alcid seabird nesting on a remote island in the Gulf of Alaska.

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  • David Barnes

    Historian
    David studied history at the University of York in England and theology at the University of Wales. Research in the field of religious history (at Cardiff) followed on naturally. He has spent most of his professional life teaching history, most recently in adult education departments within the University of Wales where he has taught a wide variety of courses pertinent to the wider Atlantic world. In 1988, he made his first lecture-tour of the U.S. for the English Speaking Union. He has published extensively on Welsh history and topography–his most recent book being the Companion Guide to Wales (2005)–and is a frequent contributor of articles and reviews to Welsh cultural and literary journals. In the1990s, David was active in the field of international education, traveling worldwide and spending a year in the U.S. (in Atlanta and New York City). He speaks English and French in addition to his native Welsh.

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  • David Cothran

    Naturalist/Certified Photo Instructor
    David has worked for Lindblad Expeditions-National Geographic since 1993 on six continents and in over 65 countries. David is interested in many of the natural sciences, particularly ornithology, geology and marine biology; he most enjoys contrasting the broad perspectives provided by world travel with detailed investigations of local ecosystems on land and in the sea.

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  • Dennis Cornejo

    Naturalist
    Dennis has spent more than half of his life working with Lindblad Expeditions. He first studied biology in the Sonoran Desert. It was his work with the Arizona-Sonora Desert Museum that brought him into contact with Sven Lindblad. Dennis was working with sea turtles in Mexico, desert tadpoles in southern Arizona and evaluating various legume trees for arid lands agriculture throughout the Sonoran Desert. Sven asked him if he would be interested in working on a ship as a naturalist in Baja California… a simple ‘yes’ turned out to be perhaps the most important decision he ever made!

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  • Doug Gualtieri

    Naturalist
    Doug’s passion for the natural world started at an early age in his home state of Michigan. He received two biology degrees from Central Michigan University, and later went on to get a master’s degree in conservation biology. His education led him to study a diverse range of natural sciences, with an emphasis on ecology, animal behavior, and migratory birds. Shortly after leaving the academic world, Doug migrated north to Alaska with his trusty Siberian husky, Koda. He began working as a naturalist in Denali National Park in 1999. For over seven years he has shared his love of Alaska and Denali’s six million acres with Lindblad Expeditions-National Geographic guests, as trip leader for the Denali Land Extension based at the North Face Lodge deep within the park.

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  • Edward Shaw

    Naturalist
    Edward Shaw has travelled widely as a naturalist and guide. For the past 29 years he has lived with his family in northwestern Patagonia, initially working as a teacher and subsequently working in community projects before returning to expedition ships. Edward is deeply committed to the principles behind sustainable development. He is happily married and the father of five children.

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  • Eñaut Izagirre

    Naturalist
    Originally from Elgoibar near the Basque Coast, Eñaut grew up on the rocky mountains of the Basque Country and the Pyrenees, where his fascination to the landscape and gorgeous mountains led him to study Geography at the University of the Basque Country.  Then, he continued his studies in Punta Arenas, Chilean Patagonia, where he lived from 2013 to 2016 studying a MSc in Glaciology and working as a researcher at the Universidad de Magallanes. He completed his MSc thesis on the neoglacial advances of the Marinelli glacier in the Cordillera Darwin and he participated in numerous sailing, kayaking and climbing expeditions into this remote mountain range and the Patagonian channels and fjords.

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