In this module students will learn about the historical development of technology assessments, the current role of parliamentary technology assessments in Western societies, as well as the basic principles of technology assessment. Students will acquire knowledge about the current practices involved in technology assessment, its basic assumptions and main goals. The last session focuses on the methods used to fulfill the diverse functions and aims of technology assessment. Particular emphasis is placed on system analysis approaches that are designed to identify the economic, social and environmental impact of emerging technologies.