He has written eight books, Cool Creatures, Hot Planet: Exploring the Seven Continents, Endangered Edens: Exploring the Arctic National Wildlife Refuge, Costa Rica, the Everglades, and Puerto Rico, Time Is Irreverent, Time Is Irreverent 2: Jesus Christ, Not Again!
Time Is Irreverent 3: Gone for 16 Seconds, Hits, Heathens, and Hippos: Stories from an Agent, Activist, and Adventurer, Doctor Refurb, and The Silver Squad: Rebels With Wrinkles.
[9] He performs a live college show, Around the World in 90 Minutes, based on Cool Creatures, Hot Planet.
His outdoor photographs are also in Deb Essen's book, Easy Weaving with Supplemental Warps: Overshot, Velvet, Shibori, and More.
[16] Essen has been touring the United States, performing Around the World in 90 Minutes, at hundreds of colleges since 2007.