Imperial Software Technology <company> A {software engineering} company which emerged from {Imperial College} in about 1982. It enjoys a world-wide reputation for technical excellence as a software product and technology provider in the Open Systems market. Its flagship product is {X-Designer}, the award-winning {graphical user interface builder}. It also has considerable expertise in the {Z} language and {Formal Methods}. (http://ist.co.uk/). (1995-11-23)