Architecture firm, Switzerland The practice of Diener and Diener was formed as it exists now in 1975, when the son, Roger Diener (1950–), joined his father, Marcus Diener, in the elder’s 30-year-old practice in Basel, Switzerland. From 1978 until 1984, the younger Diener collaborated Entries A–F 685 primarily with Wolfgang Schett and Dieter Righetti, who already worked in Marcus’s practice. Other key members of the Diener and Diener design team included Jens Erb and Andreas Ruedi; both joined the firm in 1983 and have remained perhaps the most influential members of the group. Roger Diener has taught at the ETH (Eidenössiche Technische Hochschule Zurich) Lausanne and at Harvard University’s Graduate School of Design. Diener and Diener are best known for their large residential complexes and housing plans, which are most recognizable by their simple features and severe facades. The firm has also won a number of town-planning commissions. Their designs are sophisticated and functionalist...