is Director of the nonprofit company DIALOGIK, a research institute for the investigation of communication and participation processes in environmental policymaking and Professor and Chair of Environmental Sociology of the State University in Stuttgart, Germany.

Introduction
Modern Society and Risk: The Challenges of Complexity, Uncertainty and Ambiguity
Pre-assessment and Assessment: How to Generate and Evaluate Knowledge
Evaluating Risks: How Safe is Safe Enough?
Risk Perception: Who Fears What and Why?
Risk Management: Risk Regimes -- Risk Communication
From Risk Management to Risk Governance
The Crisis of Instrumental Rationality: Towards a New Understanding of Risk in (Post)modern Societies