In a special Living Building Challenge 20th anniversary series, PAE Senior Principal Marc Brune shares three lessons from four landmark Living Building Challenge projects. Drawing on more than two decades of experience, Marc reflects on how projects such as the Bullitt Center, Rocky Mountain Institute Innovation Center, the Kendeda Building, and the PAE Living Building challenged conventional thinking and helped move regenerative design forward.

"Each time, the myth became a design brief," Marc writes. "Most importantly, lessons ripple forward. Living Buildings are not static achievements; they are evolving ecosystems."

The article explores lessons ranging from net-positive water systems and ecological design to overcoming climate-specific challenges in diverse regions. Together, these projects demonstrate how ambitious goals can spark innovations that influence the broader building industry.

Read the full article on Living Future's Blog.