The picture is a static version of an interactive network diagram of Universities whose authors had published papers in top marketing journals. This is one of many interactive visualizations that I had created for an article that was published in the Journal of Marketing Analytics in 2014. Please visit this website for the different visualizations and the reference to the article is given below.
Patil, Vivek H. (2014). Identification of Influential Marketing Scholars and their Institutions Using Social Network Analysis, Journal of Marketing Analytics, 2 (4), 239-249.