Travel with Purpose: A Field Guide to Voluntourism (Paperback) (ISBN-13: 9781538115329)

Jeff Blumenfeld is founder and president of Blumenfeld and Associates PR, LLC, a public relations and adventure marketing agency based in Boulder, Colorado, that has represented some of the largest outdoor recreation companies in the U.S. Clients have included Coleman, Duofold, Du Pont, Eddie Bauer, Lands' End, LEKI, Lewmar, Mares, Michelin, Orvis, Timberland, Timex, and W.L. Gore & Associates.

Blumenfeld is also editor and publisher of Expedition News, a newsletter, blog and website he founded in 1994 to cover news about the adventure marketing field. A Fellow of The Explorers Club based in New York, he is the organization's former director of communications and is currently chairman of its Rocky Mountain chapter and member of its Flags & Honors Committee. He is the author of You Want to Go Where?: How to Get Someone to Pay for the Trip of Your Dreams (2009) and Get Sponsored: A Funding Guide for Explorers, Adventurers and Would-be World Travelers (2014). Blumenfeld also belongs to the American Alpine Club, based in Golden, Colorado, and is a Fellow of the Royal Geographical Society in London. In May 2013 he served as communications director for Dooley Intermed International's "Gift of Sight" Expedition to Nepal - an effort to deliver badly needed quality eye care to 700 impoverished villagers.