1. Data visualization has a long history in social science dating back to the 18th century with pioneers like Playfair developing techniques like time series graphs and bar charts.
2. In the 19th century, figures like Minard, Snow, and Galton advanced data visualization through innovations like combining maps and charts, identifying cholera outbreak patterns, and exploring correlation.
3. Modern data visualization has been transformed by new technologies which allow interactive visualization of massive online datasets through techniques like edge bundling and new JavaScript libraries.
4. Looking toward the future, data visualization in social science continues to evolve by learning from its past, exploring new representation techniques, and applying data science methods to gain new insights.