Liz Thomas
Editor-in-Chief
Liz Thomas on a mountain in Colorado. She’s an experienced hiker, thru-hiker, and outdoor writer. Photo by Jorn Carr.
Liz Thomas is an award-winning Los Angeles-based writer and Editor-in-Chief of Treeline Review. A former Fastest Known Time (FKT) record holder on the Appalachian Trail, Liz came to Treeline Review from New York Times/Wirecutter, the New York Times’ product review site, where she was a staff writer on the outdoor team.
She was a guest editor at Backpacker Magazine, where she is currently the columnist of “Ask a Thru-hiker” and instructor of their online class, Thru-hiking 101.
Her first book is Long Trails: Mastering the Art of the Thru-hike. The book was the recipient of the National Outdoor Book Award for Best Instructional Book, and was deemed by judges as destined to become the “Bible of the Sport.”
Liz has talked gear on Good Morning America (TV), in The Wall Street Journal, The Guardian, Buzzfeed, The Washington Post, Men’s Journal, Women’s Health, Gizmodo, and Outside Magazine.
She represented the sport of hiking at President Obama’s Great American Outdoors Initiative.
Liz’s keynote speaking engagements have included colleges and universities including Yale and MIT and on Capitol Hill, the Trust for Public Land, American Hiking Society, and BikeTexas.
You can read more about Liz at her wikipedia page here!
Instagram: @lizthomashiking
Website: Liz Thomas Hiking
Facebook: @LizThomasHiking
Find the best women's biker shorts from expert testing and reviews. We tested biker shorts for hiking, running, and outdoor activities with fit guides for every body type.
Sun protection is essential when spending time outdoors, so we trail-tested UPF clothing to bring you this review of the 11 best sun shirts for men and women.
We researched and tested backpacking cooking pots—ones with positive reviews in outdoor media as well as users. We found the best cook pots for backpacking including titanium, anodized aluminum, stainless steel, and cook sets. We considered cooking efficiency, heat distribution, and weight.
We find the best backpacking stoves after testing 22 of the most popular backpacking stoves side-by-side for 3 years and over 1000s of miles.
We test the best backpacking trowels for lightweight, durable, and efficient cathole digging. Leave No Trace in rocks, roots, and sand with an ultralight potty trowel.
A long-term, in-depth review of the updated Nitecore NU25 UL with MCT (Multi Color Temperatures). We consider battery life, comfort, brightness, ease of use and more.
The Six Moon Designs Lunar Orbiter is a freestanding ultralight tent with dual vestibules and a silpoly build. We tested it for 2 years in wind, rain, and snow.
We test 19 pairs to find the best women's hiking underwear. No riding, creeping, wedgies, or rolling waistbands. No chafing or rubbing. No itchy material. Just quick drying and moisture-wicking, odor-free undies.
We asked Treeline Review writers about their go-to sports bras for hiking and backpacking. Here's what they found in their testing, and the favorites.
Ultra fabric toughness in an ultralight backpack, our ULA Ultra Node 20L review covers durability for travel, commuting, adventure, hiking, and scrambling.
We tested 12 hiking umbrellas over hundreds of desert and rainy miles. Here are the best options for sun, rain, and wind — with lightweight picks for backpackers.
Discover the best hiking backpacks for women, chosen and tested by the women of TreelineReview for comfort, durability, and trail performance.
We tested the Mountain Hardwear Alakazam backpack to evaluate ALUULA fabric durability, waterproof performance, comfort, and load carry on long-haul backpacking trips.
We tested the NEMO Pulse on the Appalachian, Timberline, and Grand Enchantment Trails. Here's whether 1000 fill power and full recyclability justify the $550 price tag.
We tested the Big Agnes String Ridge VST 1.5 backpacking the 223-mile long Ouachita Trail to see how its vertical sidewall design, and generous interior space perform for solo backpacking and bikepacking trips.
Sustainable synthetic insulation meets innovative features—our Exped DeepSleep review tests the 3D footbox and recyclable design across three temperature ratings.
We tested 50 lightweight, midweight, and heavyweight men’s and women’s base layer tops over four years. We put these base layers to work, and came out with the best base layers for warmth, durability, comfort, and ability to wick away sweat and odor over time.
One of few people to thru-hike the PCT northbound and southbound weighs in on the differences in gear and strategy. Here’s the gear, strategy, and plan for PCT NOBO vs. SOBO.
More than just a gear list, read our comprehensive gear strategy for the Pacific Crest Trail. As weather and ecosystems change, so should your gear. Here’s what we’ve learned in 20,000 PCT miles of trial-and-error.
Space-saving cooling for day trips and groceries, our review tests the REI Campwell 18L’s unique folding design and real-world performance and versatility.
We tested the Zpacks Arc Haul Ultra 50L to see if its carbon fiber frame, Ultra 100X fabric, and sub-1.5-pound weight deliver on ultralight backpacking performance.
Is the VOORMI River Run Hoodie Sun Shirt worth it? We tested its fit, comfort, breathability, durability, and style to see how it performs hiking, bikepacking, backpacking, and thru-hiking.
The Kelty Cosmic 20 camping sleeping bag combines 550-fill down insulation with durable construction - our review tests real-world warmth and packability for car campers, cabin and summer camp trips, sleepovers, and entry-level backpackers.
We spent 8 years testing the TOAKS Titanium 750 mL Backpacking Cook Pot on backpacking trips, thru-hikes, and camping to see if its lightweight and durability hold up over time.
We spent 2 years testing 12 outdoor blankets to find down, fleece, puffy, and picnic blankets that are warm, waterproof, resist stains, and are easy to wash.
We tested the Black Diamond Spot 400 headlamp, which won our Best Battery-Operated Headlamp, for brightness, waterproofness, functionality, and battery life
We tested and reviewed the MSR WindBurner Duo stove, an integrated backpacking stove great for group cooking at camp or on the go, no matter the weather.
We spent a year testing the Jetboil Flash 1.0L stove on camping trips and thru-hiking to see if its 120-second boil time, FluxRing technology, and integrated design deliver on backpacking cooking efficiency.
We spent 400+ nights testing the best headlamps for brightness, battery life, comfort, and ease of use for backpacking, hiking, running, climbing, and camping.
Long-term review of the insulated Therm-a-Rest NeoAir XTherm NXT Sleeping pad based on thousands of miles of cold-weather backpacking, thru-hiking, snowshoeing, and ski touring on this inflatable, lightweight pad.
Here’s what to consider when choosing a backpacking stove including fuel type, price, and accessories. Prioritize pack weight and weigh the pros and cons of liquid fuel stoves, wood-burning stoves, and alcohol stoves to find the right one for you.
The definitive guide from a 2-time thru-hiker to backpacking the High Sierra Trail. To call the HST an alternative to the John Muir Trail would be to minimize its standing as a world-class trail in its own right.
The Snowdonia Way is a new 97-to-122-mile route connecting must-see sights of Snowdonia National Park. This long-distance backpacking trip will take you through North and Mid Wales mountains, valleys, beaches, rivers, mountain ridges, and summits.
The Boy Scout Trail in Joshua Tree National Park is a beginner-friendly backpacking trip, perfect for winter and spring wildflowers, big views, and relative solitude.