Tom hurst during his a cycle analysis, and we digitally distracted kids, there is a title that every parent can react to. tom, what do we know about the effect of social media and screen time on kids? >> i've got a litany of information on my book and anecdotally as a therapist, this is basically what i deal with nowadays. i would say i have probably twice as many schoolkids with anxiety disorders this year alone than in 17 years combined. i can tie it to social media, electronics and so forth. >> tucker: i'm 48, not that old, but i grew up in a time when none of us existed and it's very obvio...