In 2006, Casey Schreiner founded the site Modern Hiker in Los Angeles. Since then, the site has grown to become the most-read hiking blog on the West Coast with nearly 600 trail guides in North America. Schreiner has broken national news on public lands vandals, is a frequent guest on NPR, and has been recognized by Congress for his work connecting communities to the outdoors. His book “Day Hiking Los Angeles” (Mountaineers Books) entered its second printing in 2018. He is currently working on his second and third books..