TVL '97: International Workshop on Theory of Visual Languages.VL 2000: IEEE Symposium on Visual Languages. Visual programming languages, software visualization, usability of visual programming, end-user programming, visual techniques in software design and testing, and visual representations and grammars for web-based services.VL 99: 15th IEEE Symposium on Visual Languages.VL95: 11th International Symposium on Visual Languages.VL97: IEEE Symposium on Visual Languages. (mirror)VLFM '01: 2001 IEEE Symposium on Visual Languages and Formal Methods. This is an individual contained symposium of IEEE Symposia on Human-Centric Computing Languages and Environments (HCC'01).