The Apse takes its name from the oldest solved problem in architecture: the semicircular recess that closes a room. In elevation, the back is exactly that — a continuous arch, opened at the lumbar line so the form reads as structure rather than surface. The chair is molded as a single material story. Seat, back, and legs resolve into one another without visible fasteners; the leg section carries a shallow spine that stiffens the frame where dinin…