Avalon C.S. Owens is passionate about lights -- living lights, especially bioluminescent firefly beetles, and the artificial light that humans impose on the environment. As a Ph.D. candidate in Biology at Tufts University, Avalon is working to better our understanding...

Fabio Falchi, physicist, works on light pollution for more than 25 years. He is one of the authors of the First Atlas of Artificial Night Sky Brightness, published in 2001 on the Monthly Notices of the Royal Astronomical Society, and leaded the group of scientists...

Ashley Pipkin works for the Natural Sounds and Night Skies Division of the National Park Service (NPS).  She works closely with parks throughout the Pacific West Region of the NPS to protect and better understand the night sky resource and share its incredible value...

People imagine that astronomy has to be hard, that you need a PHd to study the cosmos. But what makes the study of the stars so wonderful is easily explained. Join Kelly Beatty, senior editor from Sky & Telescope Magazine to talk about whats in the night sky now,...

Born in 1982, Samuel Challéat hold a PhD in geography, is a guest researcher at the Géode laboratory (Geography of the environment, CNRS-University of Toulouse 2, France) and coordinator of the Renoir research group (Nocturnal environmental resources and territories)....

Aroha Rawson Tīhei mauri ora!  Ko Ranginui te rangipāpā, ko Papatūānuku te māmā oneone. Ko Te Moana Nui a Kiwa te Moana, ko Tākitimu, Mataatua, Te Arawa me Tainui ōku waka. Ko Aroha Rawson toku ingōa.  Aroha comes from Aotearoa (New Zealand) and has been a keen...

Richard Louv is a journalist and author of ten books, including Our Wild Calling: How Connecting With Animals Can Transform Our Lives - And Save Theirs, Last Child in the Woods: Saving Our Children From Nature-Deficit Disorder. His books have been translated and...

Babak Tafreshi is an award winning photographer working with the National Geographic, a master of night-time photography and nightscape videos. He used the context of night sky to bridge Earth and sky, art and science, cultures and time. He is also a science...

Mike Simmons has been an amateur astronomer for 40 years and loves sharing the sky with others. Mike joined the Los Angeles Astronomical Society in the early 1970s and served in many capacities including two terms as President and ten years on the Board of Directors....

Dr. Travis Longcore is a leading expert on the environmental and ecological effects of night lighting. His landmark article “Ecological Light Pollution” (Longcore and Rich 2004) and 2006 co-edited book Ecological Consequences of Artificial Night Lighting (Rich and...

Peter is passionate about highlighting the aesthetic, cultural, and scientific value of the night sky. For 16 years Peter has been active with New Mexico night sky preservation efforts. Over several legislative sessions, he worked to strengthen the New Mexico Night...

Professor Fred Watson is Australia’s first Astronomer-at-Large, an outreach and advocacy role within the Commonwealth Department of Industry, Science, Energy and Resources. He is graduate of the universities of St Andrews and Edinburgh, and worked at both of Britain’s...

Emily Burns, Ph.D., is the Program Director for Sky Island Alliance and leads an integrated conservation science and stewardship program to protect and restore the diversity of life and lands in the mountains of Southern Arizona and Northern Mexico. In spring 2020,...

Tepeu Poz es originario de Zunil Quetzaltenango, Guatemala, perteneciente a la cultura maya k’iche’. Ajq’ij (Contador del Ciclos mayas) miembro de la asociación Komon Tojil Kech Ajq’ijab’ k’iche’ Mayab’ Zunil. Miembro de Escuela K’ikotemal, Co-fundador y jugador del...

Vivian White is the Director of Free Choice Learning at the Astronomical Society of the Pacific in San Francisco, CA. She and her team administer the NASA Night Sky Network, a community of more than 400 astronomy clubs across the US, creating activities and...

Ulrich Beinert, born 1983, grew up in Germany and the USA. The early gift of a telescope sparked a lasting love of the night sky, just as a flight in a small propeller airplane did a fascination for aviation and spaceflight. He studied aviation systems engineering and...

E.C. Krupp is an astronomer and Director of Griffith Observatory in Los Angeles. With Professor Robert J. Chambers as his advisor, he attended Pomona College as an undergraduate majoring in physics/astronomy (B.A., 1966). He received his M.A. (1968) and Ph.D. (1972)...

Crystal White, Associate Director of Friends of Arches and Canyonlands Parks (FOACP), is a naturalist of 17 years and an amateur astronomer of 14 years. She was recently selected as a NASA Solar System Ambassador volunteering with the Jet Propulsion Laboratory and...

Royce Bair has been a professional magazine and illustrative advertising photographer for three decades. He also finds satisfaction helping other photographers achieve their vision through his writings, international lectures, and workshops.  As a dark sky advocate,...

Bettymaya Foott grew up in picturesque Moab, Utah. Spending summer nights sleeping on the family trampoline under the stars, she fostered an early appreciation for the night sky. Her childhood was filled with hiking, camping, boating and wandering in the desert,...

Tracie Beuden has a lifelong love of astronomy and the night sky. She has been working in STEAM education outreach for the past 12 years, for both the general public and with some amazing K-12 schools. She spent six years as a docent for Eastern Arizona College...

Marlin has been raising awareness of the loss of night since 1987. His theatrical production about losing the stars toured to five continents over 20 years. He is a Globe at Night spokesperson, TEDx Speaker and is a consultant/speaker on Astro-Tourism.IDSW...

Callum is an ecologist currently based at the University of Hull, UK. He is fascinated by Lepidoptera (butterflies and moths), and his research focuses on the ways in which human activities impact these creatures and how they are able to respond. Callum completed his...

Erica is a National Outreach Representative with Defenders of Wildlife. She works to empower folks to participate in the democratic process by advocating for wildlife through federal legislation. She is committed to making biodiversity advocacy relevant, fun, and...

Paul Bogard is author of The End of Night: Searching for Natural Darkness in an Age of Artificial Light and The Ground Beneath Us: From the Oldest Cities to the Last Wilderness, What Dirt Tells Us About Who We Are. He is also editor of Let There Be Night: Testimony on...

John is an Arizona native and comes from the “dark side” of science — professional astronomy. He grew up in Phoenix and was involved in amateur astronomy there from grade school. Later, he attended the University of Arizona, beginning research in jobs at the National...

Amy Jackson is the founder and director of Starry Sky Austin. She loves sharing her passion of the night sky and inspiring others to learn astronomy. Amy is also part of the Hill Country Alliance Night Skies team which works to conserve the dark skies of the Texas...

Dr. Tyler Nordgren is a professional astronomer and artist. He holds a Ph.D. in Astronomy from Cornell University where he did work on dark matter as well as a B.A. in Physics from Reed College. For over a decade he has worked with the National Park Service to turn...

Author/astrophysicist Jeffrey Bennett has taught at every level from pre-school through graduate school and is now a full-time writer/speaker/educator focusing on student and public understanding of math and science. He is the lead author of best-selling college...

Harun Mehmedinovic Harun is the cinematographer and co-producer on Ice on Fire, a Leonardo DiCaprio-produced feature documentary for HBO which premiered in the Official Selection at Cannes Film Festival 2019, and a co-cinematographer on Akicita, a documentary film...