Possible Clues:

• Eminent urban architect
• Smallest prov. of Canada
• Architect associated with Manhattan's Javits Center
• Rock & Roll Hall of Fame architect
• Louvre Pyramid architect I.M. ___
• Eskenazi Museum of Art architect I.M
• I.M. who lived to age 102
• Architect who designed air traffic control towers for the FAA in the 1960s
• Modernist architect who lived to be 102
• Pritzker Prize-winning architect