Professor Witold Pedrycz from University of Alberta, Edmonton, Canada gave a series of invited lectures on Linguistic models: from data to granular architectures and Collaborative Modeling with Information Granules to the students and research workers of our Faculty. The lectures were funded by Wrocław Information Technology Initiative (WITI) is a program sponsored by Wroclaw Council and Wroclaw University of Technology. The aim of the program was to promote information technologies in Wrocław. The initiator of the visit was Dr. Dariusz Król.