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Smart answer:
After reading 1296 websites, we found 2 different results for "Who wrote Six Degrees of Separation"
John Guare
composer Marvin Hamlisch wrote A Chorus Line, wordsmith John Guare wrote Six Degrees of Separation and the Alexander Mackendrick movie on which the Alexander Mackendrick movie is based featured crackling electric dialogue from Clifford Odets.
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The writer Frigyes Karinthy
The writer Frigyes Karinthy wrote about six degrees of separation in 1929, but new research by Facebook suggests that number is closer to 3.57.
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