Winter 2008 — Issue 15. 2

CROSSROADS STAFF

EDITOR IN CHIEF:

Jerry Guo, Yale University

MANAGING EDITOR:

Justin Solomon, Stanford University

COPY EDITOR:

Cara Cocking,

University of Heidelberg, Germany

ASSOCIATE EDITORS:

Andrew David, University of

Minnesota Twin Cities

Dan Goldberg, University of

Southern California

Chris Jordan, Dalhousie University Martin Margo, San Diego State University Jarrod Trevathan, James Cook University

INSTITUTIONAL REVIEWERS:

Ernest Ackermann, Mary Washington College Peter Chalk, London Metropolitan University Nitesh Chawla, University of Notre Dame

José Creissac Campos, University of Minho Ashoke Deb, Memorial University of Newfoundland

Steve Engels, University of Toronto

João Fernandes, University of Minho

Chris Hinde, Loughborough University

Michal Krupka, Palacky University

Piero Maestrini, ISTI-CNR, Pisa

José Carlos Ramalho, University of Minho Suzanne Shontz,

Pennsylvania State University

Roy Turner, University of Maine

Ping-Sing Tsai, University of Texas—

Pan American

Andy Twigg, University of Cambridge

Joost Visser, Software Improvement Group Tingkai Wang, London Metropolitan University Charles Won, California State University, Fresno

GRAPHICS EDITOR:

Salik Syed, Stanford University

ONLINE EDITOR:

Gabriel Saldaña, Instituto de Estudios Superiores de Tamaulipas (IEST), Mexico

ASSOCIATE COPY EDITORS:

David Chiu, Ohio State University

Scott DuVall, University of Utah

Joe Nyiri, Niagara University

Leslie Sandoval, University of New Mexico SPANISH EDITOR:

Pablo Cayuela, Universidad Tecnológica Nacional, Facultad Regional Córdoba, Argentina

COLUMNS & REVIEWS

INTRODUCTION ................................... 2 by Justin Solomon, Managing Editor

DIGITAL BLASPHEMY:

ANINTERVIEWWITHRYANBLISS .................... 15 by Cara Cocking, Copy Editor

ON TEACHING COMPUTER SCIENCE:

THOUGHTSANDADVICEFORTAS ................... 25 by David Chiu

FEATURES

DETECTING STEGANOGRAPHY ON A LARGE SCALE

by William Ella

3

EXPLORING GLOBAL TERRORISM DATA: A WEB-BASED VISUALIZATION OF TEMPORAL DATA by Joonghoon Lee

7

TOWARDS A USER-FRIENDLY SEMANTIC FORMALISM _{FOR NATURAL LANGUAGE GENERATION} 17

by Craig Thomas

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