Annie Leibowitz's Peter Pan photo composition, with Mikhail Baryshnikov as Peter Pan, Tina Fey as Tinker Bell and Gisele Bündchen as Wendy. Image Source: Business Insider.
As lifespans have extended, so has the age of emotional maturation. Evidence for this fact is more than anecdotal. A 2013 British study of male psychology found that new generations of Peter Pan men now finally reach emotional maturity at age 43, eleven years after women, who emotionally mature by age 32.