Christine Hofmeisteris a project manager at Siemens Corporate Research (SCR) in Princeton, New Jersey. Since joining Siemens, Dr. Hofmeister has balanced research in software architecture with design and development of industrial applications, focusing in particular on applications for the power generation industry. Her other research interests are distributed programming environments, software reconfigurability, and re-engineering software architectures. Robert L. Nord,a member of the software architecture program at SCR, designs and evaluates software architectures for large-scale industrial systems. Dr. Nord, currently the Siemens industrial resident affiliate at the Software Engineering… Institute (SEI) in Pittsburgh, is working on methods for architecture trade-off analysis and product-line practices. His other interests include transitioning software design practices, improving architecture practices using software architecture improvement groups, and architecture-based development. Dilip Soniholds the position of Distinguished Member of Technical Staff at SCR where he designs and evaluates software architectures for industrial systems. His focus of interest has been medical, power generation and distribution, and industrial automation systems. Dr. Soni is currently working on design and verification of component-based control systems and architectures for integrated enterprises. His other interests include traditional music, folk dancing, and nonviolent communication.