] his paper documents the use of pictorial images in social
] network analysis. It shows that such images are critical
] both in helping investigators to understand network data
] and to communicate that understanding to others.
]
] The paper reviews the long history of image use in the
] field. It begins with illustrations of the earliest
] hand-drawn images in which points were placed by using ad
] hoc rules. It examines the development of systematic
] procedures for locating points. It goes on to discuss how
] computers have been used to actually produce drawings of
] networks, both for printing and for display on computer
] screens. Finally, it illustrates some of the newest
] procedures for producing web-based pictures that allow
] viewers to interact with the network data and to explore
] their structural properties.

Carnegie Mellon: Journal of Social Structure: Visualizing Social Networks