Architectures are the structuring paradigms, styles and patterns that make up our software systems.They are important in many ways: they allow us to talk usefully about systems without talking about their detail; a knowledge of them gives us design choices; attention to this level can make systems and families of systems have the non-functional properties we want, especially changeability.Each panelist will address the following issues: l What is architecture?l What is the value you have had so far from this concept?l What is the next step for you?l What is the next step for the community?