Henry David Thoreau’s Walden
Today in 1854 Henry David Thoreau published Walden. At SPEX we like to use Thoreau’s Walden as a starting point for many […]
Author: Matthew
Matthew is co-founder of Sedona Philosophy, which offers guided hikes, retreats, and tours in Sedona, Grand Canyon National Park, and other must-see places in northern Arizona. Originally from Ohio, he has been exploring Arizona since 2010. Matthew has a Ph.D. in Philosophy and has taught at Northern Arizona University, Coconino Community College, Embry-Riddle Aeronautical University, St Cloud State University, and Missouri State University.