March 9, 2004
Horn's work in Information Mapping® and visual language honored by International Society for Performance Improvement (ISPI)
Horn receives the prestigious The Thomas F. Gilbert Distinguished Professional Achievement Award by the International Society for Performance Improvement (ISPI)

October 22, 2001
Author is Given Lifetime Achievement Award by Computer Society
Horn's Work in Information Mapping and Visual Language Honored

April 2, 2001
Experimental Version of Argumentation Maps Now on Web
New Genre of Visual Diagrams Provide of Navigation for Philosophy Debates

April, 2001
Argumentation Maps Used in Public Policy Debates
Help to Clarify National Missile Defense Policy

March 16, 2001
Author Called "Christopher Columbus" of Argumentation Mapping

January 1, 2001
Author is Opening Speaker at Computers and Philosophy Conference
Horn to Speak on Role of Argumentation Maps in the Future of Philosophy

July 1, 2000
Philosophy, Art, and Science Merge
Horn's Argumentation Maps Hung in Fine Arts Museum and Featured in Full Page Review in Nature

June, 2000
Project on Consciousness Argumentation Maps Completed
New Genre of Visual Diagrams Investigate Interdisciplinary debates

March/April 2000
Mercator's World ad for Signed, First Edition Sets of the Can Computers Think? maps

January 25, 2000
Stroom Center (The Hague) Exhibit First to Focus International Attention on Information Design as Art
MacroVU Argumentation Maps Featured as one of 21 Exhibitors

January 25, 2000
Background on Stroom Center (The Hague) Exhibit
Biographies of 21 exhibitors.

December 3, l998
Cleaning Up After the Information Explosion
SOLUTIONS TO COMMUNICATING ABOUT COMPLEXITY HIGHLIGHTED IN PIONEERING BOOK
Author articulates the emerging language of the 21st Century

December 3, l998
Argumentation Maps Help Navigate Intellectual History
Conceptual Maps Provide Better Grasp of Structure and Context of Philosophy and Artificial Intelligence Debates