This is a report on the first meeting of the seventeenth NCGIA research initiative, entitled “Collaborative Spatial Decision-Making.” This meeting, held in Santa Barbara between September 16th and 19th, 1995, was attended by representatives of the NCGIA, university faculty members from North America and Europe, and representatives of US companies. The contents of this report are compiled from the notes of the organizers and student rapporteurs, materials prepared during the meeting and the personal notes of several of the participants.