The most interesting question of the next functions of social media analysis applications is discussed or better answered by a ReadWriteWeb article. Up to now the most important parameters surveyed are influence, number of contacts and activities and the like. Not considered are the development over time, special occurrences and the locations of particular activities. These parameters may be important carriers of information giving declarations about the reasons of popularity and changes. This approach is described within the paper „Computational Modeling of Spatio-temporal Social Networks: A Time-Aggregated Graph Approach“, which is explained within the article below.