Authors & Presenters



posted Mar 18, 2020

Geoff Chain

Geoff Chain is an Arizona native and enthusiast of all things outdoors and wheeled. I participate in motorcycle trials, trail riding, mountain biking, rock climbing, and exploring as much as I can. After graduating from Northern Arizona University in...


posted Dec 21, 2020

George Naslas

George Naslas has 35 years of professional experience and extensive knowledge of Brownfields sites and industrial properties. George has completed over 150 Phase I, II, and III assessments, including most of Weston & Sampson’s EPA Brownfields Ass...


posted Feb 28, 2018

Gil Penalosa

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posted Jul 29, 2022

Gillian Rossi

Gillian is a Senior Park Ranger with the City of Colorado Springs’ Trails, Open Space & Parks (TOPS) program and currently serving as the Colorado State Advocate for Leave No Trace. Gillian developed a passion for Leave No Trace while working as ...


posted Aug 24, 2018

Gina Knudson

Gina joined the staff of Salmon Valley Stewardship in July 2006 and became the executive director in January 2007. She has served as a Salmon City Council member and on the board of directors for the Salmon Arts Council and the Lemhi Afterschool Prom...


posted Mar 14, 2018

Ginny Sullivan

Virginia “Ginny” Sullivan is the Director of Travel Initiatives at Adventure Cycling Association, North America’s only organization dedicated to bicycle tourism and travel. Programs under Ginny’s direction include: working with state and local partne...


posted Apr 20, 2018

Glenn Ryan

Glenn Ryan, Lead Packer for the Rocky Mountain Regional Specialty Pack String, enjoys teaching and training Forest Service employees and the public to use proper safety practices as the students develop in their packing and mountain riding proficienc...


posted Jun 8, 2020

Greg Brumitt

Principal and Active Strategies founder Greg Brumitt has extensive experience in creating and implementing large scale organizational and community strategies that use trails and outdoor recreation as tools for community revitalization. Greg founded ...


posted Jan 24, 2019

Greg Grierson


posted Feb 12, 2018

Greg Seabloom

Greg has been involved in sustainable mountain trail projects for almost 20 years. His expertise lies not only in sustainable trail design, but also in organizing projects for implementation through various methods, including Youth Corps, day-labor, ...