Karl Koenig, PhD in psychology, retired from his teaching career as a full professor in psychology and psychiatry from the University of New Mexico in the early 1990s. He has two books by Focal Press on gumoil photography. His work is in the permanent collections of six museums and has been shown in seventy juried exhibitions in Europe, Mexico, and the United States.
Kathleen V. Jameson, PhD, president and CEO of The Mint Museum in Charlotte, NC, has organized numerous exhibitions and published many scholarly articles and books, including most recently American Art and Philanthropy (2010).