Davide Caramella . Steffen Achenbach The world around us is changing at an unparalleled pace. It is difficult to un derstand and describe the meaning of this process as no other revolution has involved so many people in such a short time. In particular, the Internet is about to influence all aspects of our lives. In the late 1700s, the "industrial revolution" forced societies that pre viously lived on agricultural production to rethink the way they worked. The rapid speed of change also involved non-technical fields: new cities flour ished, political systems were changed, the importance of...

Every day MRI is gaining more and more appreciation by all me die al specialists for its impressive quality of anatomical images. This morphological information gives consistent help in terms of earlier diagnosis, lesion characterisation, and definition of the extent of disease. However, morphology is not the only infor mation obtained through MRI. Recently, a large number of researchers have exploited the possibility of also obtaining functional information with MRI. Results of brain activation studies have been initially performed in Boston and have been confirmed by investiga tors all over...