Office, Study Room Type, Chair, Desk, Storage, Craft Room Room Type, Library Room Type, Shelves, Light Hardwood Floor, and Bookcase In renovating a historic brick home for family friends in Washington, D.C., architect Nader Tehrani of NADAAA used ordinary plywood to reconceive the central staircase. Lined with a series of striated, geometric panels, the resulting structure is lit by a polygonal skylight above. Tehrani also designed the Pentavola table—featuring five sides, one for each member of the family—which they use as a communal workspace on the second-floor landing.  Photo 1 of 14 in What’s the Twist Behind This Home’s Sinuous Staircase? Ordinary Plywood

What’s the Twist Behind This Home’s Sinuous Staircase? Ordinary Plywood

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In renovating a historic brick home for family friends in Washington, D.C., architect Nader Tehrani of NADAAA used ordinary plywood to reconceive the central staircase. Lined with a series of striated, geometric panels, the resulting structure is lit by a polygonal skylight above. Tehrani also designed the Pentavola table—featuring five sides, one for each member of the family—which they use as a communal workspace on the second-floor landing.