Oppenheimer proposes an operational definition of adulthood: age 18. What
reasons does he offer to support his claim?
. Oppenheimer implies that there are problems with the operational definition
of adulthood as age 18. What are some of these problems?
. What other criteria besides age could be used to determine adulthood? How
would you define adulthood if you couldn’t specify an age?
. If you had to vote on a single age for adulthood, would you agree with
Oppenheimer that 18 is the best choice? Why or why not?
. What is at stake in this argument?