SITA'18 is the 12th International Conference on Intelligent Systems: Theories and Applications. It is a conference for the presentation, discussion and dissemination of the theory and applications of intelligent systems. It is the result of fruitful cooperation between many universities and institutions since 2001. This conference brings together leading scientists, researchers and academics in Intelligent Systems from around the world. SITA'18 will be hosted by l'Ecole Mohammadia d'Ingénieurs (EMI), Mohammed V University. It is the twelfth in the series of previous editions that have been held since 2001. SITA'18 will be held on May 9th and 10th 2018 at Ecole Mohammadia d'Ingenieurs, Mohammedia, Morocco.