Volume 12, Number 2, March 2001
Volume 12, Number 1, January 2001

Volume 9, Number 2, April 2001
Volume 9, Number 1, February 2001
     special issue on Recognition Technology

Volume 5, Number 2, April 2001
Volume 5, Number 1, February 2001
     special section on Evolutionary Computation and Cognitive Science

Volume 13, Number 10, December 2000
Volume 13, Number 8-9, October/November 2000

Volume 13, Issue 3, March 2001
Volume 13, Issue 2, February 2001
Volume 13, Issue 1, January 2001

Volume 9, Issue 1, Spring 2001