The family stories of actor Ty Burrell, and radio host Joe Madison. Also a look at how a summer camp for children is using genetic genealogy to help young people better understand their burgeoning identities.

Guests: Téa Leoni, Joe Madison. Henry Louis Gates, Jr. uses DNA detective work to solve mysteries in the family trees of actor Téa Leoni, and radio host Joe Madison, introducing each of them to parents and grandparents whose names they’ve never heard before. (Téa Leoni originally appeared in S04E08. Joe Madison originally appeared in S05E10.)