From a Wall Street Journal report at the link below:
President Obama inspired a generation of young people to support his historic election in 2008. And in 2012, despite the struggles of his first term, Mr. Obama still managed to win the support of a full 60% of voters age 18-29. But the man who once dreamed of being a transformative leader in the Reagan mold is inspiring few of those young people to follow his lead.
"Unlike John F. Kennedy and Ronald Reagan, who inspired virtual legislatures of politicians and became generational touchstones, Mr. Obama has so far had little such influence."
Full report here.