Expedition Team

Our team is the key to your incredible adventure


For over 40 years, the quality and breadth of our staff has set us apart as a leader in high-caliber expeditions. Our alliance with National Geographic broadens our pool of experts exponentially. Each historian and naturalist is deeply knowledgeable about these geographies. You’re free to join any naturalist you wish for various activities. Our excellent staff-to-guest ratio ensures a variety of perspectives and personalities to enjoy

The team composition 
Whether it’s on the deck, on walks through coastal towns and historical sites, or in enlightening lectures on board, your team of an expedition leader, a mix of historians, naturalistsarchaeologists, a National Geographic photographer, and a Lindblad-National Geographic certified photo instructor will illuminate all you see. Our wellness specialist is on call for treatments. 


Meet the expedition team for this departure

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  • Alexandra Van Nostrand

    Assistant Expedition Leader
    Alexandra is happiest when chasing waterfalls, exploring wilderness, or reveling in a good story. With a background in experiential learning, logistics and global fieldwork, she loves to marvel in the vastness of the polar regions and is thrilled to adventure on the world’s oceans after many years hoofing over various continents.

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  • Amy Malkoski

    Undersea Specialist
    Amy was raised near Cape Cod in coastal Marion, Massachusetts, and her relationship with the ocean and nature has always been an active one. Her parents, avid divers and marine biologists, introduced her to the underwater world when she was very young and she grew up participating in as many water-related activities as possible. Amy spent her summers sailing and exploring intertidal areas of Buzzards Bay. At age 12 she became a certified diver and is now a divemaster with the National Association of Underwater Instructors (NAUI). In high school her passion for nature and art developed into a love of photography, using the medium to share her explorations with others. 

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  • Anne Hedlund

    Naturalist/Expedition Diver
    Anne has been diving around the world for about 20 years, starting in Mexico and continuing to the darker and colder waters of Sweden, her home country. Her interest of diving started when she was growing up in the archipelago outside Stockholm, and she loves to go to remote and unique places to see the differences of the eco systems, and she always brings her camera to show the people around her the beauty that lies beneath. Some of her favorite spots includes the Galapagos, Malpelo, Socorro, Azores and of course Sweden.

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  • Berit Solstad

    Naturalist
    Berit grew up on the rocky shores of Marblehead, Massachusetts. In the tidal cove behind her family’s home she found horseshoe crabs, eels, and feeding frenzies of fishes and birds. Low tides exposed clam flats, crabs, mussels, and snails. She explored this marine environment through changing tides and seasons, nurturing a love of natural history and marine biology.

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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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  • Doug Gualtieri

    Naturalist
    Doug Gualtieri has worked as a Naturalist interpretive guide for over 20 years, beginning his career in Denali National Park and Preserve at a remote wilderness lodge leading hikes and giving lectures on the ecology and wildlife of that region. Later he began leading Lindblad Expeditions land extensions to Denali in 2002 and has worked with Lindblad in some form or another ever since. With a background in Biology and a lifelong passion for the natural world Doug moved to Talkeetna, Alaska in 1999 from his home state of Michigan, and never looked back.

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  • Jim Kelley

    Naturalist
    A native of California, Jim has been going to sea for most of his life. Jim grew up by the ocean in Southern California, did his undergraduate work in geology at Pomona College, and received his Ph.D. in geology from the University of Wyoming. In 1966 he joined the faculty of the Department of Oceanography at the University of Washington, with joint appointments in the Department of Geosciences and the Department of Biomathematics. In 1970-71 he was Fulbright Professor at the University of Athens and Senior Research Scientist at the Democritos Greek Atomic Energy Commission.

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  • Peter Wilson

    Expedition Leader
    Peter comes from the town of Cobh, County Cork, on the south coast of Ireland. He is both a working archaeologist and a naturalist.  Growing up and living next to the sea, he developed a fascination with whales and dolphins, along with birds and the broader natural world. Ever varied in his interests, he studied English at University College Cork and went on to complete a master’s degree in Old English. 

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  • Sheri Bluestein

    Naturalist
    Native New Yorker, Sheri Bluestein has lived, worked, volunteered, and traveled on all seven continents including 3.5 years in Amsterdam, where she learned to speak Dutch fluently and became a citizen of the Netherlands. She currently resides in the French Pyrenees, living in a restored cow barn with her Dutch husband, whom she met while riding an elephant in Thailand (before learning how cruel this type of tourism activity can be).When not enjoying the pleasures of French rural life, Sheri works on a variety of Lindblad ships and itineraries as an Expedition Leader, Cultural Specialist and Naturalist in geographies ranging from Europe to Alaska and the Pacific Northwest to Antarctica and the South Atlantic.Though fascinated with almost everything on our amazing planet, she is particularly interested in the human story and how it intersects with the natural world.

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