Michio Kaku: The Universe in a Nutshellby Michio Kaku
The Historical Philosophy of W.E.B. Du Boisby Cornel West
Healing and the Mind: Healing from Withinby Bill Moyers
Dr. Jordan Metzl on The Exercise Cureby Jordan Metzl
The Call of the Wildby Jack London
Duolingo Spanish Podcastby Martina Castro
The Dave Ramsey Show Podcastby Dave Ramsey
Nature Podcastby Nature Research
Frontline Audiocast - PBS Podcast
Freakonomics Radio Podcastby Stephen J. Dubner
The 7 Habits of Highly Effective Peopleby Stephen R. Covey
The American Spiritby David McCullough
The Seat of the Soul: 25th Anniversary Editionby Gary Zukav
The Universe Has Your Backby Gabrielle Bernstein
Tools of Titansby Tim Ferriss