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How Phones in School Policies Shape Learning and Mental Health

October 15, 2025 / 11:12

This episode discusses the impact of smartphones in schools, featuring Angela Duckworth, a professor at the Wharton School. Key topics include cell phone policies, teacher perspectives, and student mental health.

Angela Duckworth explains the challenges educators face regarding cell phone use in classrooms. She highlights a national survey that reveals stricter policies lead to happier teachers and less distraction among students.

The conversation touches on the psychological effects of physical distance from phones, noting that schools with strict policies often see better academic outcomes. Duckworth emphasizes the need for consistent policies across grade levels.

Duckworth also addresses the mental health crisis among youth, linking it to screen time and social interactions. She shares insights from educators who report improved student engagement and socialization when phone use is restricted.

The episode concludes with Duckworth discussing the next steps for her research, aiming to gather comprehensive data from schools nationwide to inform future cell phone policies.

TLDR

Angela Duckworth discusses smartphone policies in schools and their effects on student engagement and mental health.

Episode

11:12
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The topic of smartphones in schools has become an important one in the last couple of years. School districts are
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trying to set proper policy that has a positive impact on students and their learning. The problem is that many in
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education feel that cell phones hinder that process. Pleasure to be joined right now by Angela Duckworth who's a
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professor of operations, information, and decisions here at the Wharton School. She is part of new research
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coming out about this topic specifically and what we're seeing in our schools at
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the moment. Angela, great to talk to you again. How are you? >> Thank you for having me. I'm good.
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>> It's interesting you and I were talking about this before we started this
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interview. This has obviously become a very important topic in and around the school right now. I think not only is
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school cell phone policy an urgent topic, it may be one of the last bipartisan topics there is in the
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universe. So whether you are red or blue, whether you are pro- teacher union or pro-charter school, like we have not
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found the educator who doesn't care about this issue and who doesn't feel
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like we should be doing more than we're doing right now, >> right? And and so obviously the the the
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component of learning is a big one here, but as you just alluded to, there's an
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element of this is is how the teachers are dealing with this and being able to try and work through their normal
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process during a day. >> You know, the policy the default policy for um you know, several years just I'm
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talking about nationwide, right? Just sort of like what are K12 schools doing about phones? Um, in America, you know,
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for a long time, the default is that every teacher reigns supreme over their classroom and that includes phones. So,
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if you are a teacher who says, "I don't care." And you can have your phones on
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your person, great, that's your classroom. But then when the students go to the next period, they might have a
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teacher who does care and then you have to put your phones in a cubby and and so
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forth. And that is actually how much of American education works, right? uh but in the case of phones I think what we
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have is what some scientists call collective action trap um that is where individual decision-m individual
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willpower is no match for the problem and I think what teachers have been saying in our survey data which I know
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we're here to talk about is that they need help just legislate cell phone policy as a teacher on their own
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separate from what the school is doing as a Okay. So, let's dig into the research
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because this is part of a larger research project that you're on is ongoing right now. This first part was a
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survey about some of these policies. >> So, there is a national survey that is
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up and running right now. We we we're like a convenience store, you know, 247.
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We never close. And it lives at www.phonesinfocus.org. and any school teacher in the United
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States, we're looking for public school teachers, K12, can can log on and in a
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confidential way share in a matter of minutes what the policy is at their school and from their perspective, you
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know, how's it going. We're really interested in looking for changes in policy that predict changes in outcome.
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So on the same survey, you're also asked you whether your policy at your school
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has changed in recent years, and if so, how. And what we're seeing in the 20,000
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plus responses that we've already received from public school educators across all 50 states is an important
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pattern, which is that the stricter the policy, the happier the teacher. And again, in this cross-sectional snapshot,
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the stricter the policy, the less distraction there is for students uh in in terms of their academic work.
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>> One of the things you brought up to me beforehand, and it's an interesting
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component of it when you're thinking about these rules, the proximity of where a student can hold their phone is
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also a factor in this as well. You know, one way to appreciate the importance of
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physical distance on psychological distance and there really is a a kind of a law in psychology that you know more
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physical distance creates more psychological distance from from temptation. One way we can appreciate
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this is to consider our own relationship with our phone. I don't know any adults
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who have a completely unconlicted, you know, um I' I've got this um relationship with their own phones. This
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is not a teenager problem. I think it's not just a kid problem. And if I have my
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phone, you know, one ft away, one foot away, like that's a different level of
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temptation than if I, for example, have my phone in another room or if you really want to get me off my phone. If
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you put my phone upstairs and I have to walk up eight stairs to get it, of course, it's trivial, right? Like, well,
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how hard could that be? >> But but yeah, that makes a huge difference. And that may be why we're
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finding that schools, for example, who require their students to keep their phones in their hallway lockers, which
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are not, you know, 1 ft away from them when they're in class. They're typically
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more than 30 feet away from them. And in fact, they can be on a different floor.
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You know, those schools perform extremely well in the outcome data that we are collecting. And one of the other
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components of the policy angle on this is uh not just how from potential classroom to classroom that different
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teachers have different thoughts about cell phone policy but within the school structure itself K through 12 that you
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may come up with one policy in grade school, one policy in middle school and another one in high school.
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>> We find a pattern again across the United States that actually I I can't
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speak for the whole team. It surprised me. So when you think about cell phones, you typically think about teenagers and
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you think about social media again, you think about teenagers. And when you worry, you worry about teenagers. But
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we're finding that the schools that serve teenagers, which are the high schools, right? That's grade 9 through
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12, 14 to 18 years old, those schools paradoxically have the the least strict rules. So perhaps arguably just when
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students need the most support in regulating their attention, their impulses to stay focused on academic
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work, which in prior research shows teenagers recognize that academic work is good for their long-term future. This
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is true across the board across socio economic status. A students, F students, everybody knows that school is good for
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them. And so it is in the teen years perhaps when students need the most support and when temptations are
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strongest that we give them the least support in terms of school cell phone policies. Only one in four schools in
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our sample at the high school level has a bellto bell policy meaning you can't
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use it from the first bell of school to the you know last bell of school. So all
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day all away that's only one in four high schools. But when you look at the younger grades it's flipped. So when you
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look K8, that's more like three out of four schools in our sample. >> But still the component of mental health
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is part of this discussion as well because this is going back to just screen time in general with our kids.
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>> Yeah. The the the fact that I want to, you know, begin with and is just to say
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it is a fact that there is a mental health crisis among youth. Sometimes I'm
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asked like is it just an artifact of the data? You know, is there something in report? I'm like no. kids today really
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are struggling. They're struggling with anxiety. They're struggling with
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loneliness. Uh and they're studying they're struggling with the the symptoms
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of depression relative to other generations of kids, you know, in in years past. So, so the connection
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between teen mental health and screens is a big topic that we're not going to
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have uh time to discuss entirely today, but I will tell you this now that we have thousands and thousands of
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educators and hopefully um hopefully and by the way, if you're listening to this
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and you know anybody who's a school teacher, please send them to our phones and focus.org survey. But now that we
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have some responses, we can find these schools and talk to them. And I will tell you what the principles and the
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teachers are telling us. They say that yeah, test scores, you know, are influenced by by uh cell phone policies.
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So are the number of books checked out of the library going up in schools that have uh lower or I should say more
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restrictive policies, but social emotional outcomes, how are kids feeling and how are they relating to each other?
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Um that's the primary outcome for many of the educators that I'm speaking with.
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They say when we started a policy that really restricted phone use during school hours and that includes where
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kids keep it, they made eye contact with each other more. They talked to each other more. You actually hear noise in
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the cafeteria. The noise the den of young people interact with each other. Before it was like you could you could
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hear a pin drop because the kids would just be silently, you know, scrolling through something with their thumb and
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shoveling food into their mouths. So, so I I really, you know, I don't want to
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sound like a lite because I think the role of technology is complicated and it's certainly got a lot of affordances
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that we don't want to ignore, but I worry about young people not interacting
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with each other, not having realistic, sensible ideas about, you know, what is expected of them and I worry about their
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attention. >> So, as you're collecting this data right now, what are the next steps in the
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process for this research? Well, you know, there are tens of thousands of uh middle schools and high schools in
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particular. As I mentioned before, a lot of the action is at the higher grade levels because that's where the policies
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are the least restrictive. And as a developmental psychologist, I will tell you that these are our most impulsive
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years of life. So, so we are thinking that maybe just maybe every middle and high school in America might participate
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in our survey. That would be at least one educator from every middle school and high school in the United States
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going at some point this month, this week, maybe today to phones andfocus.org. And if we really do that, if we
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accomplish that goal, then we will have a census of what is going on in this country. We're going to match that to
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standardized test scores, to attendance data, also to measures of climate and student engagement and well-being. And
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then we are going to deliver the results to the educators who answered the survey
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and you know to legislators who are making important decisions about the specifics of cell phone policy and how
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to optimize youth well-being, youth engagement and yes, youth achievement as well.
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>> Angela, great to talk to you again. Thanks very much. >> Always good to see you.
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>> Thank you. Angela Duckworth, professor of operations information and decisions
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here at the Warren School and again that website phonesinfocus.org. O RG

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This episode stands out for the following:

  • 60
    Best concept / idea

Episode Highlights

  • The Urgency of Cell Phone Policies
    Angela Duckworth emphasizes the bipartisan nature of school cell phone policies.
    “This may be one of the last bipartisan topics there is in the universe.”
    @ 00m 48s
    October 15, 2025
  • Stricter Policies Lead to Happier Teachers
    Survey data shows that stricter cell phone policies correlate with teacher satisfaction.
    “The stricter the policy, the happier the teacher.”
    @ 03m 40s
    October 15, 2025
  • Mental Health Crisis Among Youth
    Angela discusses the alarming mental health issues faced by today's youth.
    “Kids today really are struggling with anxiety, loneliness, and depression.”
    @ 07m 22s
    October 15, 2025

Episode Quotes

  • This may be one of the last bipartisan topics there is in the universe.
    How Phones in School Policies Shape Learning and Mental Health
  • The stricter the policy, the happier the teacher.
    How Phones in School Policies Shape Learning and Mental Health
  • Kids today really are struggling with anxiety, loneliness, and depression.
    How Phones in School Policies Shape Learning and Mental Health

Key Moments

  • Bipartisan Topic00:48
  • Teacher Satisfaction03:40
  • Youth Mental Health07:22

Tension Over Time

Words per Minute Over Time

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