Which renowned architecture firm underwent a major rebranding in 2013, changing their 40-year-old logo from angular, blocky letters to a continuous-line wordmark symbolizing their shift toward more fluid, interconnected design?

In the world of architecture and design firms, corporate logos are powerful visual identifiers that often tell a story about the firm's philosophy and approach. This poll tests your knowledge about one of the most significant logo redesigns in the architectural industry - a transformation that reflected a fundamental shift in the company's design principles and market positioning. Can you identify the correct story behind this famous architectural brand evolution?

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Foster + Partners
Gensler
Zaha Hadid Architects
Perkins&Will