When linked to pharmacological information, it has enough power and flexibility to monitor whether a patient is ordering too much or too little of prescribed medications. Patterns of doctor visits can also be observed. Preliminary work suggests that inexperienced users can make correct assumptions from data faster and more accurately using LifeLines than with tabular information. Further research will test the concept with trained professionals and data sets that are further enhanced with exact dates, attribute decoding and the spread of overlapping events. Not everyone is able to respond effectively to spacial and visual information.
Some individuals respond better to verbal and auditory cues.
If so, further research will suggest new ways to improve the performance of low SVA individuals. The second cluster of papers dealt with digital visual libraries and were introduced by Gary Marchionini of the University of Maryland's College of Library and Information Services. It was also an effective overview and tutorial of WWW page development strategies. Numerous information filters and navigation tools were also developed or modified to assist the user in the prototype interface. WebTOC was one of the navigation tools used to provide an overview browser of individual collections.