Nearly half the teens polled admit that they text while driving despite a knowledge of the risks, and about the same number admitted that they had seen their parents doing the same:
http://www.msnbc.msn.com/id/47416857/ns/technology_and_science-wireless/#.T7KXwr8igTk
http://seattletimes.nwsource.com/html/nationworld/2018204230_drivetexting14.html
http://www.kvue.com/news/CDC-58-of-teenagers-text-and-drive-161303415.html
Texting While Driving Now Surpasses Drinking and Driving for Teenage Accidents and Fatalities