It is my great honor as the General Chair to welcome you to the WCSEIT'2013 - World Congress on Systems Engineering and Information Technology, a congress that is the result of the initiative of scientists engaged with the system engineering and information technology, which are so important for the present world once they help to face challenges and demands of today's business environments.

The chosen theme of the congress Innovative and Reliable Information Technology for a Sustainable World shows the present moment of business, which competitiveness is reaching high levels in a global scale.

The congress is an opportunity to share novel research ideas as well as practical applications in the area of system engineering and information technology, which permeate all aspects of modern life and so it has become important for business, to solve financial and raise productivity, for organizational cultures management among others.

The WCSEIT'2013 - World Congress on Systems Engineering and Information Technology is organized by COPEC – Science and Education Research Council and promoted by WCSEIT - World Council on Systems Engineering and Information Technology in Technical Cooperation (in alphabetical order): AAMP (Fishing Museum Friends Society), ABENGE (Brazilian Society for Engineering Education), AENUI (Asociación de Enseñantes Universitarios de la Informática), ASEE (American Society for Engineering Education), ASIBEI (Ibero-American Association of Engineering Education Institutions), GCMM (Global Congress on Manufacturing and Management), IEEE-Ed.Soc. (Education Society of the Institute of Electrical and Electronics Engineers), IFEES (International Federation of Engineering Education Societies), IGIP (Internationale Gesellschaft für Ingenieurpädagogik), INTERTECH (International Council for Engineering and Technology Education); ISTEC (Ibero-American Science & Technology Education Consortium), Porto Gente (PortFolk), RBE (Brazilian Network of Engineering), RCI (Réseau Carthagène d'Ingénierie), SBA (Brazilian Automation Society), SEFI (Société Européenne pour la Formation des Ingénieurs), SHERO (Safety, Health and Environment Research Organization ), SPEE (Portuguese Society for Engineering Education), SPEED (Student Platform for Engineering Education Development) and WCCA (World Council on Communication and Arts) and Cultural Cooperation of Mais Brasil Association and General Consulate of Brazil in Porto.

I have to thank in special our sponsors FAPESP (State of São Paulo Research Foundation), CNPq (National Council for Scientific and Technological Development), CAPES (Coordination for Improvement of Personnel of Superior Level) and SUPNET - Technology & Information.

This year WCSEIT is hosted by the OERN - Ordem dos Engenheiros - Região Norte, which is a prominent organization in Portugal and I am sure every participant will find some time to enjoy Porto a historical and vibrant city and its surroundings.

I would like to take this opportunity to thank all of our local organizing committee members for their great job, support and consistent effort to make this conference a success, in special to the President Eng. Fernando de Almeida Santos, Eng. Guilherme Teodoro Büest, Eng. Ricardo J. Machado and Miguel Ângelo Sousa of OERN and Prof. Henrique Santos from University of Minho, Workshop Chair.

And for all the participants I am sure that they take the best of this experience.

I am very glad to welcome you to WCSEIT'2013.

Thank you all

Prof. Dr. Claudio da Rocha Brito
GENERAL CHAIR
President of COPEC