- LATIN AMERICAN STUDIES ASSOCIATION INTERNATIONAL CONGRESS
(Miami, FL, 2000; San Juan, Puerto Rico 2006; Rio de Janeiro, Brazil 2009)
- WORLD CONGRESS ON COMMUNICATION FOR DEVELOPMENT
(Rome, Italy, 2006)
- INTERNATIONAL COMMUNICATION ASSOCIATION
(Dresden, Germany, 2006)
- INTERNATIONAL PUBLIC RELATIONS RESEARCH CONFERENCE
(Miami, FL, USA, 2005-2007)
- WORLD CONFERENCE ON INJURY PREVENTION & SAFETY PROMOTION
(Montreal, Canada 2002 and Vienna, Austria 2004)
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