Not "an" autobiography, but "the" autobiography

When: Thursday 5/28/09, 8:30 AM
Where: MBTA Red Line, going towards Ashmont, between Harvard and Park St.
Who: Male, early 20s
What: Clapton: the Autobiography by Eric Clapton

This particular T ride was frustrating, because half the car was reading books, but the only book whose title I could see was this one.