New architecture and design competitions: Modernism in America Awards, Zagreb Sports Precinct, International Design Awards, and Northwestern University Research Building

For this week's curated picks of architecture and design competitions listed on Bustler, we are featuring four calls seeking exceptional creations across various design disciplines, submissions for a new engineering research building for Northwestern University, best cases of preservation and reuse of American modernist sites, and entries for a stadium and sports recreation center in Zagreb, Croatia.

For the complete directory of newly listed competitions, click here.