The most basic task of any museum must be the protection of works of cultural significance entrusted to its care for the edification and pleasure of future generations.

There can be little question that the tall building presents one of the most difficult challenges to the architect.

During the nineteenth century, the rapid emergence and proliferation of new manufacturing methods and building technologies led to the establishment of polytechnic schools that concentrated on the practicalities of engineering and construction rather than the niceties of stylistic correctness or adherence to established precedent.

The work that launched Snohetta into the architectural big leagues was their Oslo Opera House, which will certainly rank among the firm's highlights whatever else they may do. Although this is by any measure a triumph of city planning, the building itself is not quite a masterpiece, though very fine indeed.

The skyscraper style first advocated by Louis Sullivan - a tower of strongly vertical character with clear definitions among base, shaft, and crown - has remained remarkably consistent throughout the history of this building type.

From the outset, MoMA followed the Bauhaus's strict prohibition against design that even hinted at the decorative, a prejudice that skewed the pioneering museum's view of Modernism for decades.

Winning the Pritzker assures a flood of work in one's seventies and eighties, jobs necessarily carried out by assistants as the demands of modern-day cultural stardom and the inevitable waning of physical capacities prevent many architects from attaining the transcendent final phase more easily achieved by artists in other mediums.