The 1,670-square-foot house was built in 1901 in the Sunset Park West neighborhood.
Shakespeare is an architect and the owner of Redtop Architects, which was founded in 2003. She also has been an architectural critic at Cornell University.
She started her career as a project designer at RTKL Associates. She later worked at Perkins Eastman Architects and also became part of Mitchell/Giurgola Architects as an associate.
She received her bachelor's degree in architecture from Cornell University.
According to BlockShopper.com, there have been 4,818 home sales in Brooklyn during the past 12 months, with a median sales price of $460,000.
Address: 331 21st Street
Buyer(s): Shakespeare, Amy, Gordon and Mark
Seller(s): Larkin and Joan
Sale date: Feb. 3, 2010