First Zen Institute of America was created in 1930.
Pacific Zen Institute was created in 1999.
Aeon Zen was created in 2008.
Zen at War was created in 1997.
Zen Internet was created in 1995.
The Compass of Zen was created in 1997.
Zen of Sudoku was created in 2006.
Ant-Zen was created in 1994.
Zen Habits was created in 2007.
ZEN V was created in 2006.
ZEN MX was created in 2009.
The Tao of Zen was created in 1994.
Zen Peacemakers was created in 1996.