Known at the time as the "commercial school," it was marked by simplicity, structural regularity, and a concern for integrating the latest technological advances with the needs of modern commercial life, most notably in the development of sky scrapers.  
Among its practitioners were William Jenney and Dankmar Adler; among its best-known examples is the Monadnock Building.  Known at the time as the "commercial school," it was marked by simplicity, structural regularity, and a concern for integrating the latest technological advances with the needs of modern commercial life, most notably in the development of sky scrapers.  FTP, identify this turn-of-the-century school of architecture, whose work was best exemplified by Louis Sullivan.
Among its practitioners were William Jenney and Dankmar Adler; among its best-known examples is the Monadnock Building.  
Chicago School of Architecture