Our expedition team consists of experts in their fields who will guide and educate you through your Antarctica journey. They will help you experience the continent to the fullest while helping maintain the pristine environment. These expeditions leaders, guest lecturers, and scientists will bring your Antarctica voyage to an extraordinary level with their knowledge and experience.

Henry Páll Wulff

Henry started as a hiking guide in the Icelandic highlands and a glacier guide in Europe. He is deeply dedicated to polar regions and their distinct ecosystems. Henry believes a comprehensive understanding of our interconnected environment helps us better protect it. He aims to make explorers curious, inspire and bring them closer to wonderful places. He shares his passion on the Curiously Polar podcast.

Andrés Pollitzer
Asst. Expedition Leader

Andrés is an outdoor adventure specialist with extensive experience in marine and mountain environments. He was born in Patagonia, Argentina, and over the years, has worked as a chef, a lifeguard, a massage therapist and a snowboard instructor. Andrés has been working in the polar regions since 2009 and so far has completed over 100 expeditions to Antarctica, the Sub-Antarctic Islands of the Falklands and South Georgia, the Canadian Arctic, Svalbard and northeastern Russia.

Christian Kruse
Asst. Expedition Leader

Christian has been working in polar environments since 2015. His career reflects his wide range of interests, from tourism to theatre to office management. Expedition operators started to hire him as a marketing and expedition photographer, leading to his passion becoming a second business that allowed him to explore the Arctic and Antarctica. As an Expedition Director and Leader, he developed a new expedition region in the UNESCO World Natural Heritage.

Alexis Bellezze
Lead Sea Kayak Guide

Alexis Bellezze was born in San Luis, Argentina. Living in Villa La Angostura in the middle of the Patagonian Lake District, he works as a veterinarian surgeon and runs a kayak company. As Polar Kayak and Expedition Guide, he has guided in the Antarctic Peninsula and Polar Circle, Svalbard, Spitzbergen, Scoresby Sound and much more. He has traveled through Chile and Argentina as a Wilderness First Responder instructor working in different environments.

Juan Tomaselli
Sea Kayak Guide

Juan was born in Buenos Aires, Argentina, and has been passionate about outdoor sports since he was a boy. Graduated from the Mendoza Mountain Guide School, he has been working as an adventure tourism guide, ski instructor and expedition leader since 2005. He has guided several kayak trips through Argentina and instructed with the American Canoe Association (ACA). He has an immense interest in the polar regions and the history of pioneering expeditions.

Lark Gardner
Kayak/Paddle Guide

Lark currently call’s Bariloche, Argentina home. She has been living there seasonally for 10 years where she guides kayaking in the Lake District of Northern Patagonia and guides expedition backpacking courses in Nahuel Huapi National Park. After graduating from Warren Wilson College with a Bachelor’s Degree in Experiential Education, she started a 13-year long career with the Outward Bound School. When not working, Lark dedicates much of her time to writing guidebooks for areas she has explored.

Pía Harboure
Expedition Photographer & Guide

Pía is a freelance photographer from Buenos Aires with a background in touristic photography. Her photographic practice is focused on long-term environmental and human rights documentary projects. She enjoys transferring her knowledge about how to best experience the outdoors while taking the best photos of it. She will guide you to get the most out of your photography gear and share creative approaches and thoughts about how to navigate this experience.

Joaquin Beccar Varela
Expedition Photographer & Guide

Joaquin left Buenos Aires and spent his days wandering as a travel photographer, mostly exploring remote areas of South and Central America and Antarctica. His love for the ocean led to an early career as a sports photographer in Costa Rica. Occasionally he took part in teams covering the migration of humpback whales. Since 2018, when he joined his first expedition to Antarctica as a field guide and photographer, his compass points south.

Ármann ÆGisson
Expedition Guide/Mountaineer

Ármann is from the Westman Islands of Iceland. He has been a glacier guide since 2015 on Iceland’s many glaciers during the summer and a Ski Patroller in the winter. While he was educated as a computer programmer, his passions are now in the outdoors. Ármann volunteers as a mountain rescue specialist and trains new rescue recruits in wilderness travel, mountaineering, technical rescue, avalanche safety, swift water rescue and first aid.

Paulina Pierzak
Expedition Guide

Paulina received her MSc in Geography from the Jagiellonian University of Kraków. She first came to Iceland in 2013 as an exchange student to study geology, volcanology and glaciology. After finishing her degree, she began to work as a trekking and glacier guide. Paulina has been working in tourism since 2009. She is now a certified glacier guide with the Association of Icelandic Mountain Guides and holds a Wilderness First Responder certificate.

Tamsin Both
Expedition Guide

Tamsin hails from London but moved to Canada in 2008. With a passion for the great outdoors, she moved to the mountains and currently lives in Revelstoke, renowned for world-class powder skiing. She's a passionate skier in the winter and a paddler, hiker and motorcyclist in the summer. Tamsin has primarily worked in remote areas in backcountry helicopter skiing and hiking, fishing and eco-lodges. She's been working in polar regions since 2019.

Lucia Romero
Expedition Guide/Mountaineer

Born and raised in Puerto Madryn, Lucia spent most of her childhood playing on the beach and surrounded by aquatic wildlife. She became passionate about animals and has been working with tourists from all over the world. Lucia leads groups from the Valdes Peninsula to both famous and unknown places of Patagonia all the way up to Antarctica. Always looking forward to new adventures and challenges, she invites you to live these amazing experiences together.

Dr. Kevin Elsby

Dr. Elsby is from Wales and has been an ornithologist most of his life. He's traveled extensively as a guide and photographer but has a particular interest in the birds and wildlife of extreme environments. He holds an Honours degree in Natural Sciences with Environmental Sciences, a Master's degree in Wildlife Biology and Conservation, is an award-winning photographer, and is a Fellow of the Royal Photographic Society (RPS).

Chris Garwood

Chris was born and raised in Sydney, Australia, and still calls the Harbour city home. After studying history and philosophy at university, he worked for several nonprofit organizations, including the Red Cross, mostly on projects assisting refugees in the pacific. Chris has been fortunate enough to have been working in the globe's polar regions since 2015. Outside of history, his biggest passion is playing, watching or talking about football (soccer).

John Wright

John is originally from the UK and now resides South of Ottawa, Canada. In 1976 he began his polar career as an experienced alpine climber with a geography degree. He has worked as a field guide for the British Antarctic Survey. John maintained his interest in mountaineering and polar travel with expeditions to Greenland, including crossing the ice cap. In 1999, Queen Elizabeth II awarded him the British Polar Medal with Arctic and Antarctic Clasp.


Your Antarctica expedition includes an invigorating enrichment program with onboard speakers who will stimulate your curiosity. Their lectures and interactive presentations will bring deeper meaning to your Antarctic experience.

Dr. Patrick Treuthardt

Patrick Treuthardt, Ph.D. will join World Navigator’s special 12-Night Antarctic Solar Eclipse voyage, departing November 28, culminating in a once-in-every-400-year solar eclipse over Antarctica on December 4. Dr. Treuthardt holds a Ph.D. in Physics with Astronomy Specialization and serves as the Assistant Head of the Astronomy and Astrophysics Research Lab at the North Carolina Museum of Natural Sciences.

Ed Sobey, PhD
Regional Speaker

Ed is a world explorer with numerous scientific expeditions, including 10 classified research expeditions as a US Naval Officer. He holds a Ph.D. in oceanography from Oregon State University and has been awarded three Fulbright Specialist Grants. In addition to teaching on a ship, Ed lectures on commercial cruise lines.

Michel Verdure

Known as the Cruise Ship Photographer and having sailed on 284 ships over the past 30 years, Michel joins us as the onboard photography expert. Throughout the expeditions he will share his photography tips and tricks, providing guidance so you can capture the stunning beauty – including the once-in-a-lifetime total eclipse – and captivating wildlife.

Larry Hess
Pop Culture Speaker

After earning degrees in music education and performance, Larry Hess started working as a music educator, a 30+ year career with multiple symphony orchestras, and as a pit musician for musical theatre productions. Jazz, classical, rock or pop, Larry has played it all. He has performed with artists like Rita Moreno, Glen Campbell, Tony Bennett, and more.

Classic Popular Music
Dive behind the scenes of famous pop music, like the story behind the creation of Sgt. Pepper's Lonely Hearts Club Band and the studio musicians who really played on your favorite songs of the 1960s and '70s.

Reba Merrill
Pop Culture Speaker

Reba Merrill is an Emmy-award winner, Cable ACE nominee and an international TV Journalist. She has been a talk show host on Good Morning Arizona, Sunup and That’s Life. She has been a working member of SAG-AFTRA since 1969 and gained a reputation for getting intimate moments from celebrities. She’s authored two books about her time in Hollywood.

Hollywood Movie Stars
Reba brings forth unforgettable, intimate interviews with celebrities like Meryl Streep, Diane Keaton, Angelina Jolie, Sandra Bullock, Tom Hanks, Robin Williams, Dustin Hoffman and so many more.

Steve Friedman
Pop Culture Speaker

Steven Friedman is an internationally recognized Broadway Musical historian. With a background as a trained classical tenor, he presents lectures from the vantage point of having performed in many musicals himself, including Camelot, Damn Yankees, and Sweeney Todd. Steven has studied with leading vocal teachers, including at Carnegie Mellon and the Metropolitan Opera.

Broadway Musicals
From the juke box musical to cult movies based on Broadway hits, Steven covers the pop culture phenomenons that make up everyone's favorite show tunes and stories.

Steve Diggs
Pop Culture Speaker

Steve Diggs built a 30-year career in the Nashville communications and entertainment businesses as an on-air personality at radio/TV stations and as a recording artist. His presentations are filled with behind-the-scenes of people he's met and worked with, including Elvis, the Beach Boys, and some of the biggest stars in Nashville.

Music & Radio Pop Culture
Steve covers the roots of hit music, the influences of rock 'n' roll, insider stories from the recording studio and a final presentation where you get to test your music knowledge.


We will be adding more members to our Expedition Team and updating our page with the latest
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