He has been a speaker for more than 90 national and international meetings and congresses and more than 20 meetings for general population on different mental health themes.

"Symptomatological dimensions in panic disorder" per il IX World Congress of Psychiatry. Rio de Janeiro, Brasile. 11 Giugno 1993.

“Genetics of Panic Disorder” per il 7^th World Congress of Biological Psychiatry. Berlino, Germany 1 Luglio 2001

“Clinical Management of Panic Disorder” for the 19^th World Congress of  Psychiatry. Yokohama, Japan 25 Agusto 2002

“Respiration and Panic: Looking at the future” (ZAN Invited Address) per il XII Annual Meeting of the ISARP, Amburgo, Germania. 16 Settembre 2005

“Explicative Models for Panic Disorders: An Integrative Perspective” per il “3^rd International Meeting on the Early Phases of Mental Illness”, Santander, Spain. 18 Novembre 2005

“Are Genetic Poymorphisms involved in antidepressant treatment response?” per il ISAD 4^th Biennal Conference, Capetown, Sudafrica, 15 Marzo 2008

“Panic Attacks and the Homeostatic Alarm System” for the 17^th European Congress of Psychiatry, Nice, France, 17 April 2008

“Panic Attacks and the Homeostatic Alarm System” per il 2009 WPA congress, Firenze 1 Aprile 2009

“Panic Disorder: is it really a mental disorder” for the Miami University Psychiatric Ground Rounds, University of Miami, Miami 16 Giugno 2010

 “The panic-heart connection” for the XV World Congress of Psychiatry, Buenos Aires, Argentina, 20 September 2011