A native of South Dakota, Bob Sessions earned a B.A. from Drake University and a Ph.D. in philosophy from the University of Michigan.  Before focusing on photography, for more than four decades he taught at Kirkwood Community College, Grinnell College, Luther College, and the University of Minnesota in Duluth. 

As a photographer he works frequently with his wife, travel writer Lori Erickson. Together they produce Spiritual Travels, a website describing holy sites around the world. His photos also appear regularly in publications that include the Cedar Rapids (Iowa) Gazette and Group Tour Magazine. He is a member of the Society of American Travel Writers.

In addition, Sessions is the author of Becoming Real: Authenticity in an Age of Distractions and co-author of Working In America: A Humanities Reader.  He has also published several dozen articles on environmental philosophy, the philosophy of work, ethics, and the philosophy of technology.