Original sentence: The Sokal affair (also Sokal's hoax) was a hoax by physicist Alan Sokal perpetrated on the editorial staff and readership of the postmodern cultural studies journal Social Text (published by Duke University Press)
Edited sentence: The Sokal affair (also Sokal's hoax) was an experiment by physicist Alan Sokal perpetrated on the editorial staff and readership of the postmodern cultural studies journal Social Text (published by Duke University Press)