Finding Community: How to Join an Ecovillage or Intentional Community, New Society Publishers, 2007

Five Minute Mysteries: Sleuth Book and Audiocassette” KIDZ Radio and Five Minute Mysteries, Running Press Book Publishers

Flickering Treasures: Rediscovering Baltimore’s Forgotten Movie Theaters, Johns Hopkins University Press, 2017

For Our Daughters

Forbidden Animation: Censored Cartoons and Blacklisted Animators in America, McFarland, 1997

Former Baltimore Sun food critic and author of Baltimore Beer: A Satisfying History of Charm City Brewing (with photography by Jim Burger), The History Press, 2012

Endangered: Your Child in a Hostile World

Ether: Selected Poems, XLibris, 2008

Expeditions: Gold, Shamans and Green Fire, Wakani North LLC, 2013

Elephants on the Edge: What Animals Teach Us about Humanity, Yale University Press, 2010