Controlling Our Bodies, Controlling Ourselves 137
hell is not other people. On the contrary, social ties are crucial for
establishing and enforcing norms—and helping each of us defer
gratifi cation and resist unseemly excess.
ose ties have become frayed in modern society. In some
cases, as when an entire family or neighborhood is overweight,
communal ties reinforce harmful norms. On e Biggest Loser,
the audience performs the norming function that tight-knit com-
munities once did, applying social pressure, moral support, and a
sense that for better or worse somebody is watching. is is how
a great deal of human behavior is moderated.
“Our friends and relatives,” the psychologist Howard Rachlin
writes, “are essential mirrors of the patterns of our behavior over
long periods—mirrors of our souls. ey are the magic ‘mirrors
on the wall’ who can tell us whether this drink, this cigarette, this
ice-cream sundae, this line of cocaine, is more likely to be part of
a new future or an old past. We dispense with these individuals at
a terrible risk to our self-control.”
By committing to their quest so publicly, participants on these
shows make it much more diffi cult for themselves to give up. John
Norcross, a psychologist at the University of Scranton, has stud-
ied New Year’s resolutions and found that making a public com-
mitment is a good way to increase the odds of living up to them.
Faced with the prospect of embarrassment, you’ll work that much
harder to stick to the resolutions you’ve proclaimed to be your
own. Failure, as Ed Harris said in Apollo 13, is not an option.
To the extent e Biggest Loser serves as a powerful commit-
ment device for people who need help in this department, it does
so in a rich tradition much older than e Pilgrim’s Progress.
Demosthenes is said to have embarrassed himself into seclusion
for three months by intentionally shaving half his head. Unwilling
to be seen in public until it grew back, he used the time to work on
his rhetorical skills. In an Internet version of the same scheme, the
sociologist Jeff rey J. Sallaz at the University of Arizona overcame