Emerson as Spiritual Guide: A Companion to Emerson’s Essays for Personal Reflection and Group Discussion. Boston, MA: Skinner House Books, 2003.
The Other Emerson. Minneapolis: University of Minnesota Press, 2010.
, and , eds.
Emerson in His Own Time: A Biographical Chronicle of His Life, Drawn from Recollections, Interviews, and Memoirs by Family, Friends, and Associates. Iowa City: University of Iowa Press, 2003.
, and .
Emerson’s Transcendental Etudes. Stanford, CA: Stanford University Press, 2003.
The Tao of Emerson: The Wisdom of the Tao Te Ching as Found in the Words of Ralph Waldo Emerson. New York: Random House, 2007.
Building Their Own Waldos: Emerson’s First Biographers and the Politics of Life-Writing in the Gilded Age. Iowa City: University of Iowa Press, 2011.