"1971-02-20Z"^^ . . "Duncan James Watts"@en . . . . . . . "Duncan Watts"@en . . . . . . "Duncan James Watts (born 1971) is a sociologist and principal researcher at Microsoft Research, New York City known for his work on small-world networks."@en . "1971Z"^^ . . "Australian physicist and sociologist" . . "Watts, Duncan J."@en .