Join Outside’s Live Q&A with PCT Correspondent and Thru-Hiker, David Gleisner

The concept of the thru-hike has evolved from a niche subculture into a global phenomenon, yet the fundamental challenge remains as daunting as ever. By definition, a thru-hike requires an individual to traverse an entire long-distance trail in a single, continuous push within one hiking season. This usually involves spending five to six months in the wilderness, covering thousands of miles across diverse ecosystems, mountain ranges, and political boundaries. The most prestigious of these endeavors is the completion of the "Triple Crown of Hiking," which comprises the Appalachian Trail (AT), the Pacific Crest Trail (PCT), and the Continental Divide Trail (CDT). Together, these three routes span nearly 8,000 miles of American wilderness, crossing through dozens of states and offering a cross-section of the continent’s most rugged and beautiful terrain.

Despite the romanticized images often seen on social media, the reality of the trail is one of high attrition. Statistics from the Appalachian Trail Conservancy indicate that while approximately 3,000 hikers attempt a full traverse of the AT each year, only about 25 percent successfully reach the terminus at Mount Katahdin. The reasons for withdrawal are manifold and often unpredictable. Physical breakdown is the most common culprit; the repetitive stress of carrying a 30-to-40-pound pack for 20 miles a day can lead to debilitating injuries such as stress fractures, plantar fasciitis, and chronic knee issues. Beyond the physical, the "mental game" often proves to be the ultimate filter. The "Virginia Blues"—a term coined by AT hikers to describe the psychological slump that occurs during the long, monotonous stretch through the state of Virginia—is a well-documented phenomenon where the initial excitement of the journey gives way to the grueling reality of daily survival.

David Gleisner brings a wealth of contemporary experience to this discussion. As a social media strategist for RUN and a dedicated correspondent for Backpacker, Gleisner has not only walked the miles but has also analyzed the shifting trends within the hiking community. His reporting has covered a broad spectrum of topics, from the technical nuances of gear selection to the socio-political issues affecting the outdoor industry, such as safety for marginalized groups and the impact of immigration enforcement near trail zones. His expertise is particularly relevant for the Pacific Crest Trail, a 2,650-mile route that stretches from the Mexican border to the Canadian border, passing through the scorching Mojave Desert, the high-altitude passes of the Sierra Nevada, and the volcanic peaks of the Cascades.

The logistics of a PCT hike in the modern era have become increasingly complex due to environmental factors and administrative requirements. The permit system, managed by the Pacific Crest Trail Association (PCTA), is now a highly competitive lottery, reflecting the surge in demand. Furthermore, the escalating threat of wildfires in the American West has transformed the PCT experience; hikers must now be experts in fire-safety protocols and remain flexible enough to navigate around trail closures that can span hundreds of miles. Gleisner’s insights into how to handle these "flip-flops"—the practice of skipping a closed section and returning to it later—are invaluable for modern thru-hikers who must balance their desire for a continuous footpath with the realities of a changing climate.

Gear is another area where Gleisner’s perspective is essential. The "ultralight" revolution has fundamentally changed how people approach long-distance trekking. Gone are the days of 60-pound external frame packs and heavy leather boots. Today’s elite hikers focus on a "base weight"—the weight of all gear excluding consumables like food and water—that often falls under 10 pounds. This shift involves making difficult choices about what is truly necessary for survival. During the Q&A, participants can expect deep dives into the "Big Three": the backpack, the shelter system, and the sleep system. Choosing between a traditional tent and a trekking-pole-supported shelter, or between a synthetic sleeping bag and a down quilt, can have significant implications for both pack weight and nighttime recovery.

However, gear is only as good as the strategy behind it. Resupply logistics remain one of the most stressful components of planning. Hikers must decide whether to send themselves "drop boxes" via the U.S. Postal Service to remote trail towns or rely on purchasing supplies at local convenience stores and outfitters along the way. Each method has its pros and cons; mail drops allow for a more nutritious and specialized diet—crucial for those with dietary restrictions—but they lack the flexibility of "buying as you go," which allows a hiker to adjust their caloric intake based on their changing appetite (a phenomenon known as "hiker hunger").

Financial planning is another critical hurdle that Gleisner can address. The cost of a thru-hike has risen significantly in recent years. While the trail itself is free, the cost of gear, town stays, laundry, high-calorie food, and occasional medical expenses can add up to $1,000 to $1,500 per month. Many hikers find themselves forced off the trail not because of injury or lack of will, but because their bank accounts run dry before they reach the final border. Gleisner’s advice on budgeting and "trail economy" can help prospective hikers understand the true cost of their ambition.

The social aspect of thru-hiking is a unique cultural phenomenon that Gleisner has documented extensively. The "trail family" or "tramily" is a group of hikers who meet on the trail and decide to hike together for weeks or months. These bonds are often forged in the crucible of shared hardship and provide the emotional support necessary to push through difficult sections. Yet, the social dynamic also introduces challenges, such as the "bubble"—a high concentration of hikers moving north at the same time, which can lead to overcrowded campsites and strained resources in small trail towns. Gleisner’s role as a social media strategist gives him a unique lens through which to view how digital connectivity is changing the wilderness experience. The tension between the desire for solitude and the impulse to document the journey for an online audience is a defining characteristic of the 21st-century thru-hike.

The live Q&A session is designed to be an inclusive forum for all levels of experience. Whether a participant is a "section hiker" looking to tackle a few hundred miles or a prospective "Triple Crowner" seeking to optimize their kit, the real-time nature of the event allows for personalized feedback. For those unable to attend the live session at 10 A.M. Mountain Time on March 25, the platform allows for questions to be submitted in advance. This ensures that even those currently on the trail or bound by work schedules can have their specific concerns addressed by Gleisner.

Ultimately, the goal of this event is to increase the success rate of those venturing into the backcountry. By providing a platform for expert advice, Outside and David Gleisner are helping to demystify the thru-hiking experience. Success on a trail like the PCT is rarely the result of luck; it is the result of meticulous planning, an adaptable mindset, and a deep understanding of the environment. As the "class of 2026" prepares to take their first steps at the Southern Terminus, this Q&A serves as a final checkpoint—a chance to shore up logistics, refine gear choices, and mentally prepare for the transformative journey that lies ahead. The wilderness is an unforgiving teacher, but with the right preparation and guidance from veterans like Gleisner, the dream of reaching the northern border becomes a tangible reality rather than a distant aspiration. Don’t miss this chance to engage with one of the leading voices in the hiking community and take the first step toward a successful thru-hike.