@article { GKL+13a, title = {Visual Analytics for Multimodal Social Network Analysis: A Design Study with Social Scientists}, journal = {IEEE Transactions of Visualization and Computer Graphics}, doi = {10.1109/TVCG.2013.223}, year = {2013}, author = {Ghani, Sohaib and Kwon, Bum Chul and Lee, Seungyoon and Yi, Ji Soo and Elmqvist, Niklas} }