http://www.microsoft.com/products/expression/en/news_and_press/press_2005-09-14.aspx
http://msdn.microsoft.com/events/pdc/
Microsoft Corp., introduced Microsoft® Expression, a family of professional tools for the design and production of enhanced user experiences and rich content for the Web and Windows Vista™ platform. The announced products and their code names are Expression code-named "Acrylic Graphic Designer," a painting, illustration and effects tool for creating graphic designs; Expression code-named "Sparkle Interactive Designer," a user-interface design tool for modern application development using the Windows® Presentation Foundation; and Expression code-named "Quartz Web Designer," a layout and design tool for creating Web sites.