Jacques Herzog and Pierre de Meuron have had nearly parallel careers. They were born in 1950, in Basel, Switzerland, attended the same schools, and formed a partnership in 1978. Recipients of the 2001 Pritzker Architecture Prize, their highest profile project to date is the Tate Modern, for which they transformed the giant Bankside power station in London into a suite of new galleries. In 2005 they completed both their expansion and remodeling of the Walker Art Center in Minneapolis, the new de Young Museum in San Francisco, and Munichis Allianz Arena. They are at work on a new concert hall in...