A trailblazing British interiors practice that has become THE name in authentic period design. 

The House Rules charts the evolution of Patrick Williams' design studio Berdoulat, and is a stunning visual exploration of his practice and meticulous approach to working with period buildings. From a 14th-century court house, to a Regency manor, through to a newly built extension to an Arts & Crafts home, Patrick Williams showcases sensitive period restorations that combine artisan techniques and heritage aesthetics with modern, sustainable sensibilities to create timeless historic interiors.