Evaluation Area. The booth area and discussion room should be separated adequately from the kitchen area to prevent the migration of odors from cooking or from highly flavored substances. Partitioned booths are desirable to minimize distraction from other panel members, but these should not leave the panelists with a feeling of isolation. The aisle behind the booths should allow the panelist to comfortably slide in and out without disturbing the other panelists. In the United States, guidelines for aisle widths, counter heights, and seating configurations by the American Disabilities Act of 1990 should be followed to allow panelists with disabilities to participate in the tests. When partitioned booths are not available, temporary booths (Lawless and Heymann, 1977) may be used to minimize distraction between panelists. If temporary booths are not feasible to use, participants should be positioned so that they do not face each other. The furnishings should be a neutral color. When planning for a booth area, the practitioner should attempt to have the maximum possible number of booths, as space will allow. The countertop heights may be desk-height or counter-height. Both configurations have been used. Desk-height counters allow comfortable seating and working for panelists