>> i think so. >> dretzin: but his results, like others nass has tested, suggested otherwise. >> what we found is you're actually significantly slower when you're switching than when you're doing kind of the same task consistently. >> virtually all multitaskers think they are brilliant at multitasking, and one of the big discoveries is, "you know what? you're really lousy at it." it turns out multitaskers are terrible at every aspect of multitasking. they get distracted constantly. their memory is very disorganized. recent work we've done suggests they're worse at analytic reasoning. we worry that it may be creating people who are unable to think well and clearly. >> dretzin: when i got back to new york, i noticed how much i, too, fell prey to distractions. i kept catching myself in the act-- checking my email when i should have been writing a script, googling something to satisfy a random curiosity. this is affecting all of us. >> the shakespeare quote is, "we are consumed by that which we are nourished by." speaking for myself, if all i do is my email and my calendar and my searches