Social security systems are always a response to risk situations which are both typical of the historical periods in which they emerge and change over time. There also must be groups in society that work to ensure risks are recognized by society and suitable measures are taken. This section illustrates how risks were assessed in a historical context and how they have shaped the development of social security in Switzerland. It likewise discusses the strategies that were developed to manage these risks. The following pages also highlight the patterns of perception as well as the stakeholders and the political majorities that played a significant role in these processes.