Washington ( CNN ) -- Dr. Phil McGraw , better known simply as Dr. Phil , brought his fiery brand of advocacy to Capitol Hill Thursday on the topic of student cyber-security , and specifically online bullying . As part of a panel at a House Healthy Families and Communities Subcommittee hearing , McGraw compared the World Wide Web to the Wild , Wild West of older times . `` The gunslingers are keyboard bullies . They are these people that with anonymity attack other students in a way that can completely destroy their reputations , '' he said . McGraw described it as a pervasive problem . `` With MySpace and Facebook , email , chat rooms , there are so many of these things with so much power that they constitute weapons of mass destruction when it comes to communications with these kids , '' he said . A recent Pew study found that 73 percent of American teenagers who are online use social networking sites . McGraw said he has received tens of thousands of letters from kids asking for help with bullying . The subcommittee was looking at the topic of cyber-bullying as they are considering the reauthorization of the Elementary and Secondary Education Act , more commonly known as the No Child Left Behind Act .
Dr. Phil participated in panel at Capitol Hill . He spoke about cyber - bullying among students . A recent study shows 73 % of students used social networking sites .