Ken Cherven is a Detroit-based data visualization and open source enthusiast, with 20 years of experience working with data and visualization tools. In addition to Gephi, he has worked with a variety of open source tools, including MySQL, SpagoBI, JasperServer, D3, Protovis, Omeka, QGIS, Leaflet, and Exhibit. He also has considerable experience using corporate software tools from Microsoft, Cognos, Tableau, and Oracle.

An automotive analyst and visualizer by day, he spends much of his personal time turning baseball data into web-based visualizations housed on his website, http://visual-baseball.com. He has previously authored Network Graph Analysis and Visualization with Gephi, Packt Publishing, as well as a self-published book, MLB Pennant Races, 1901-1968: A Visual Analysis of Baseball's Pennant Races, Visual-Baseball Press. His current areas of interest include visual dashboards, interactive networks, and anything involving geographic information.