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Load the NSF data 'yoursci2directory/sampledata/scientometrics/nsf/KatyBorner.nsf' using 'File > Load'. Select NSF csv format from the 'Load' pop-up window. Make sure the loaded dataset in the Data Manager window is highlighted in blue, and run 'Data Preparation > Text Files >Extract Co-Occurrence Network' using these parameters:

Select the "Extracted Network on Column All Investigators" network and run 'Analysis >Networks > Network Analysis Toolkit (NAT)' to reveal that there are 13 nodes and 28 edges without isolates in the network. Click on "Extracted Network on Column All Investigators" and select 'Visualization > Networks > GUESS' to visualize the resulting Co-PI network. Select 'GEM' from the layout menu.