British cyclist Beryl Burton with her daughter Denise in March 1963. Mother and daughter later raced together in the 1972 world championships. John Pratt/Getty Images hide caption

itoggle caption John Pratt/Getty Images

Carol Kirsch and her daughter, Rebecca Posamentier, visited StoryCorps in 2008. Posamentier visited again recently. StoryCorps hide caption

itoggle caption StoryCorps

Editor Elizabeth Benedict received this embroidered, black wool scarf from her mother. It was the last gift she got from her mom before she died. Amy Ta/NPR hide caption

itoggle caption Amy Ta/NPR

Grandma Sara Garcia holds Jasmine's mother, Marta. Courtesy of Jasmine Garsd hide caption

itoggle caption Courtesy of Jasmine Garsd

Ayelet Waldman is an essayist, author, and mother of four. Stephanie Rausser hide caption

itoggle caption Stephanie Rausser