These surveys of 8th- and 10th-grade students are part of a series that explores changes in important values, behaviors, and lifestyle orientations of contemporary American...

These surveys of 8th- and 10th-grade students are part of a series that explores changes in important values, behaviors, and lifestyle orientations of contemporary American...

These surveys of 8th- and 10th-grade students are part of a series that explores changes in important values, behaviors, and lifestyle orientations of contemporary American...

These surveys of 8th- and 10th-grade students are part of a series that explores changes in important values, behaviors, and lifestyle orientations of contemporary American...

This is the 23nd annual survey in this series that explores changes in important values, behaviors, and lifestyle orientations of contemporary American youth. Students are...

This is the 23nd annual survey in this series that explores changes in important values, behaviors, and lifestyle orientations of contemporary American youth. Students are...

This is the 23nd annual survey in this series that explores changes in important values, behaviors, and lifestyle orientations of contemporary American youth. Students are...

This is the 23nd annual survey in this series that explores changes in important values, behaviors, and lifestyle orientations of contemporary American youth. Students are...

These surveys of 8th- and 10th-grade students are part of a series that explores changes in important values, behaviors, and lifestyle orientations of contemporary American...

These surveys of 8th- and 10th-grade students are part of a series that explores changes in important values, behaviors, and lifestyle orientations of contemporary American...

These surveys of 8th- and 10th-grade students are part of a series that explores changes in important values, behaviors, and lifestyle orientations of contemporary American...

These surveys of 8th- and 10th-grade students are part of a series that explores changes in important values, behaviors, and lifestyle orientations of contemporary American...

These surveys of 8th- and 10th-grade students are part of a series that explores changes in important values, behaviors, and lifestyle orientations of contemporary American...

These surveys of 8th- and 10th-grade students are part of a series that explores changes in important values, behaviors, and lifestyle orientations of contemporary American...

These surveys of 8th- and 10th-grade students are part of a series that explores changes in important values, behaviors, and lifestyle orientations of contemporary American...

These surveys of 8th- and 10th-grade students are part of a series that explores changes in important values, behaviors, and lifestyle orientations of contemporary American...

These surveys of 8th- and 10th-grade students are part of a series that explores changes in important values, behaviors, and lifestyle orientations of contemporary American...

This is the 22nd annual survey in this series that explores changes in important values, behaviors, and lifestyle orientations of contemporary American youth. Students are...

This is the 22nd annual survey in this series that explores changes in important values, behaviors, and lifestyle orientations of contemporary American youth. Students are...

In September 2009 (wave 1) and March 2010 (wave 2), the LISS panel completed a questionnaire about sexuality and media use. This study incorporated a number of experiments into...