CELEBRATINGA DECADEOF JOYFUL INNOVATION: HCIL'S 10TM ANNUALSYMPOSIUM AND OPEN HOUSE SYLVIA B. SHEPPARD AND ELIZABETH D. MURPHY f With abundant joy and hospitality, the University of Maryland's Human-Computer Interaction Laboratory (HCIL) marked its 10-year anniversary on June 10, 1993. Ben Shneiderman, Head of the HCIL, welcomed over 200 attendees to the symposium and open house. Azriel Rosenfeld, Director of the University's Center for Automation Research, greeted the audience. The Center includes the HCIL, which spans the departments of Computer Science and Psychology and the College of Library and Information Services. Ben reviewed projects over the 10-year history of HCIL and described the evolution of topics during the past year: evaluation of hypermedia, applications of hypermedia in the AT&T Teaching Theater, information seeking and browsing, and refinement and application of information visualization. Papers presented in the symposium's three sessions touched on these areas. The symposium's package of take-home "goodies" included a 49-minute videotape, "HCIL Open House '93," a collection of recent technical reports, and a new book: Shneiderman, B. (Ed.). (1993). Sparks of innovation in human-computer interaction. Norwood, NJ: Ablex. The book contains an introduction; 25 papers representing HCIL's work over the past 10 years on direct manipulation, menu
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