This week Art Gensler and Helmut Jahn passed away

This week on Dezeen, German-American architect Helmut Jahn and Art Gensler, co-founder of the world's largest architecture studio, passed away.
Gensler, above, died aged 85 in his sleep at his family home after a long illness. The American architect and interior designer co-founded Gensler, now the world's largest architecture studio, in 1965.
The studio designed large-scale architecture projects, including the 632-metre-high supertall skyscraper the Shanghai Tower, which is the world's sec