In one embodiment, a web browser-based scheme for combining structured data, infographic definitions, and visual styling information to render infographics and aggregate collections of infographics, referred to herein as “Vizumes” and “Personas.” In exemplary embodiments of the disclosure, a relational database and/or a file system stores user data, infographic definitions, templates and palettes; combines these elements to produce individual infographic representations or a collection of infographic/visualizations (Vizumes) on a single canvas; allows users to choose different infographic visualizations of the same underlying data; and allows users to change the layout, font style, and color palette to instantly produce different visual presentations from the same data.