Dr. Walter Salazar is a Civil Engineer and studied at the Interdisciplinary Graduate School of Science and Engineering in Tokyo Institute of Technology, Japan gaining the Doctoral Degree in Engineering Seismology in 2004. Salazar has been active in the field of seismic hazard producing several peer-review maps for El Salvador, Jamaica and the Eastern Caribbean Region and Early Warning System feasibility studies for the Caribbean in conjunction with the Engineering Seismology Group at EUCENTRE in Pavia, Italy. He has been recently presented with a Distinguished Salvadoran national Award on 2011 and led the Seismic Hazard/Risk Assessment projects at the University of the West Indies (UWI) – Seismic Research Centre, Trinidad. He has been appointed to be a peer reviewer of several scientific journals including Natural Hazards, Journal of Seismology and International Journal of Disaster Risk Science (Springer). Dr. Salazar has been a visiting researcher at Tokyo Institute of Technology (Japan), Imperial College of London (England), Complutense University in Madrid (Spain), National Geographic Institute, Madrid (Spain), European Centre for Training and Research in Earthquake Engineering EUCENTRE, Pavia (Italy), Earthquake Unit (Jamaica), Seismic Research Centre (Trinidad) and being working in practical engineering issues at the Ministry of Public Works and the Planning Office of San Salvador (El Salvador). In El Salvador, he was the Civil Engineering Career Coordinator at Central American University (UCA) with teaching experience, and participated in a Seismic Risk Project during the first years of his career maintaining a strong motion network that successfully record the destructive subduction and upper crustal earthquakes on 2001. Currently, he is a Professor at Catholic University of El Salvador. He has published about 60 articles in peer-reviewed Journals, International Conferences, Reports and Books.