Nicole Herweg is a postdoctoral researcher at the Institute of Political Science at Heidelberg University, Germany. Her primary field of interest is comparative public-policy analysis, in particular European Union energy policy. She has published in leading political science journals, including European Journal of Political Research, Policy Studies Journal, and Policy Sciences.

• Chapter 1. Introduction.- Chapter 2. Theoretical approach to the policy process: the multiple streams framework.- Chapter 3. The European natural gas market and its regulation.- Chapter 4. The first gas directive process.- Chapter 5. The second gas directive process.- Chapter 6. The third gas directive process.- Chapter 7. Conclusion.

Nicole Herweg is a postdoctoral researcher at the Institute of Political Science at Heidelberg University, Germany. Her primary field of interest is comparative public-policy analysis, in particular European Union energy policy. She has published in leading political science journals, including European Journal of Political Research, Policy Studies Journal, and Policy Sciences.

• Chapter 1. Introduction.- Chapter 2. Theoretical approach to the policy process: the multiple streams framework.- Chapter 3. The European natural gas market and its regulation.- Chapter 4. The first gas directive process.- Chapter 5. The second gas directive process.- Chapter 6. The third gas directive process.- Chapter 7. Conclusion.

Nicole Herweg is a postdoctoral researcher at the Institute of Political Science at Heidelberg University, Germany. Her primary field of interest is comparative public-policy analysis, in particular European Union energy policy. She has published in leading political science journals, including European Journal of Political Research, Policy Studies Journal, and Policy Sciences.

• Chapter 1. Introduction.- Chapter 2. Theoretical approach to the policy process: the multiple streams framework.- Chapter 3. The European natural gas market and its regulation.- Chapter 4. The first gas directive process.- Chapter 5. The second gas directive process.- Chapter 6. The third gas directive process.- Chapter 7. Conclusion.