Dr. Christopher K. Ryan has taught economics at Babson College and the University of Northern Iowa. He is the author of "Harry Gunnison Brown's Advocacy: The Case He Made for Land Value Taxation, 1917-1975" in "The American Journal of Economics and Sociology," 56 (Octrober 1997): 545-564; and with coauthor, Helen B. Ryan, "George Raymond Geiger (1903-1998): A Rich Life" in "The American Journal of Economics and Sociology," 58 (January 1999): 7 - 16. In addition to this interest in Harry Gunnison Brown, he is an experienced translator of Spanish writings into English, especially the historical