The Cosmotool is a research-oriented analyis tool, which creates transnational biographical profiles based on multiple data sources. The primary focus of the tool consists in the combination of biographical claims from both unstructured and structured sources. In addition, in order to accumulate transnational perspectives on biographies, the Cosmotool considers multinational and multilingual sources. Based on the created profiles, quantitative methods are executed in order to support qualitative, historical research.