10. The method of claim 1 , further comprising: detecting that a cursor is being hovered over the first node in the co-citation graph; and responsive to the detecting that the cursor is being hovered over the first node in the co-citation graph, causing information pertaining to the author of the first research document to be presented on the display.
10. The method of claim 1 , further comprising: detecting that a cursor is being hovered over the first node in the co-citation graph; and responsive to the detecting that the cursor is being hovered over the first node in the co-citation graph, causing information pertaining to the author of the first research document to be presented on the display. 11. The method of claim 10 , wherein the information pertaining to the author comprises at least one of an identity of the author, a link to a web page that comprises biographical information of the author, or an image of the author.