DiscoverPlain English with Derek ThompsonWhat Experts Really Think About Smartphones and Mental Health
What Experts Really Think About Smartphones and Mental Health

What Experts Really Think About Smartphones and Mental Health

Update: 2025-06-043
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This podcast presents the findings of a large-scale expert survey investigating the relationship between smartphone and social media use and adolescent mental health. Utilizing a Delphi method, over 200 experts were surveyed, revealing areas of both consensus and disagreement. Strong consensus emerged regarding the negative impact of sleep deprivation on mental well-being. However, opinions diverged on the direct causal link between social media use and social deprivation, although there was agreement that social media increases exposure to discussions of mental health disorders. The study highlights the complexities of the issue and the challenges of reaching consensus on highly politicized topics. The podcast discusses the methodology, key findings, and implications for parents, policymakers, and future research, including the surprising backlash to the study's findings. The discussion emphasizes the need to move beyond polarized online debates and to base policy decisions on robust evidence. The podcast also explores the potential benefits of delaying smartphone use until high school, acknowledging the need for further research to support this claim.

Outlines

00:02:32
Smartphone Use, Social Media, and Adolescent Mental Health: An Expert Consensus

This podcast explores a large-scale expert survey examining the relationship between smartphone/social media use and adolescent mental health, revealing areas of consensus and disagreement among experts and the need for further research. The study methodology, including the Delphi process and challenges of gathering expert opinions, are also discussed.

00:11:36
The Rationale and Methodology of the Expert Survey

The podcast details the reasons for conducting the expert survey, emphasizing the need to move beyond polarized online discussions and the comparison to climate change consensus studies. It also explains the Delphi method used, including expert selection and claim evaluation.

00:16:03
Key Findings and Areas of Consensus & Disagreement

Initial findings are presented, highlighting areas of strong consensus (e.g., sleep deprivation's negative impact) and significant disagreement (e.g., the impact of removing smartphones from adolescents). Headline findings and the degree of consensus are discussed.

00:22:00
Specific Claims, Expert Opinions, and Nuances

The podcast delves into specific claims from the survey, such as the relationship between smartphone use and social deprivation, exploring the nuances and complexities of these relationships and expert opinions.

00:40:29
Social Media, Mental Health Exposure, and Implications

The podcast examines the expert consensus on whether social media increases young people's exposure to mental health disorders, exploring the reasons and implications.

00:49:36
Delaying Smartphone Use and Parental Guidance

The hosts discuss the expert consensus on delaying smartphone use until high school, examining supporting and contradicting evidence and offering advice for parents.

00:52:46
Surprises, Objections, and Future Research

The interview concludes with a discussion of surprising findings, common objections to the study, and implications for future research and policy decisions.

Keywords

Expert Consensus


Agreement among experts in a field, often reached through a structured process like a Delphi study.

Delphi Method


A structured communication technique used to gather expert opinions, involving iterative rounds of questionnaires and feedback.

Adolescent Mental Health


The mental well-being of teenagers, encompassing emotional, psychological, and social aspects.

Social Media's Impact


The effects of social media on various aspects of life, including mental health and social interactions.

Smartphone Use


The utilization of smartphones and its correlation with adolescent mental health.

Sleep Deprivation


Lack of sufficient sleep, negatively impacting mental and physical health.

Social Deprivation


Lack of social interaction and connection, leading to loneliness and isolation.

Mental Health Disorders


Illnesses affecting mental health, such as depression and anxiety.

Q&A

  • What was the primary goal of the expert consensus survey on smartphones and social media?

    To determine the level of agreement among experts regarding the effects of smartphone and social media use on adolescent mental health.

  • What methodology was used to gather and analyze expert opinions?

    The Delphi method, involving iterative rounds of questionnaires and feedback from over 200 experts.

  • What were some key findings regarding the relationship between smartphone use and adolescent mental health?

    Strong consensus on the negative impacts of sleep deprivation and social isolation, less consensus on the direct causal link between social media use and social deprivation, and agreement that social media increases exposure to discussions of mental disorders.

  • What are the implications of this study's findings for parents and policymakers?

    A need for nuanced approaches to addressing smartphone use among adolescents and for policy decisions informed by robust evidence.

  • What were some challenges encountered in conducting this study?

    Gathering consensus on highly politicized issues and managing the intense social media backlash to the findings.

Show Notes

I'm very concerned about the relationship between smartphone use and America's mental health crisis. But many researchers don't see things my way. They insist that there is little to no empirical data showing that smartphone and social media use drives up anxiety or depression.


So what’s the truth about smartphones, social media, and mental health? That’s the question that the NYU researcher Jay Van Bavel set out to answer with his collaborator Valerio Capraro. They took dozens of claims about smartphones, sent them to hundreds of experts in the field, and asked them if these claims were probably true, probably false, or unknown—and why. The result was a massive survey, one of the largest of its kind in the history of psychology. Today, Van Bavel joins the show to tell us what he found, what surprised him, and why his consensus survey made so many researchers so angry.


If you have questions, observations, or ideas for future episodes, email us at PlainEnglish@Spotify.com.


Host: Derek Thompson


Guest: Jay Van Bavel


Producer: Devon Baroldi

Learn more about your ad choices. Visit podcastchoices.com/adchoices

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What Experts Really Think About Smartphones and Mental Health

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