The newly built Willie L. Brown Jr. Middle School is the first design-build project with many energy efficient and sustainable features of the San Francisco Unified School District’s portfolio. (Photo courtesy K2A Architecture + Interiors)

The newly built Willie L. Brown Jr. Middle School is the first design-build project with many energy efficient and sustainable features of the San Francisco Unified School District’s portfolio. (Photo courtesy K2A Architecture + Interiors)

The newly built Willie L. Brown Jr. Middle School is the first design-build project with many energy efficient and sustainable features of the San Francisco Unified School District’s portfolio. (Photo courtesy K2A Architecture + Interiors)