Publications by authors named "Peter Helm"

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Public Health Guidelines for Social Connection: An International Delphi Study.
Kiffer G Card, Jocelle Refol, Taylor G Hill, Cecilia Benoit, Robert J Coplan, Peter J Helm

Health Policy· December 2025

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U.S. politics as a reminder of historical losses in American Indian Adults: Implications for political participation.
Zachary J Wood, Peter J Helm, Neha A John-Henderson

PLoS One· December 2025

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The Role of Moral Concerns and Institutional Trust in Conspiratorial Thinking.
Madhwa S Galgali, Peter J Helm, Jamie Arndt

J Soc Psychol· October 2025

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Diverse community perspectives on public health guidelines for social connection: a qualitative study in Canada.
Jocelle Refol, Shabnam Raufi, J Andrés Delgado-Ron, Kate Mulligan, Taylor G Hill, Peter J Helm

Health Promot Int· July 2025

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Relationship between social support and substance use among American Indian people with a self-identified substance use problem.
Morgan E Neavill, Peter J Helm, Monica C Skewes

Cultur Divers Ethnic Minor Psychol· March 2025

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Social connectedness and sleep in Blackfeet American Indian adults.
Neha A John-Henderson, Betty Henderson-Matthews, Peter Helm, Skye Gilham, George Heavy Runner

Sleep Health· February 2025

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Childhood trauma exposure, age and self-compassion as predictors of later-life symptoms of depression and anxiety in American Indian adults.
Jade Michael Larsen, Reece Kothe, Peter J Helm, Mikayla Bullman, Neha A John-Henderson

Child Abuse Negl· July 2024

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The Impact of Awe on Existential Isolation: Evidence for Contrasting Pathways.
Megan E Edwards, Peter J Helm, Steven Pratscher, B Ann Bettencourt, Jamie Arndt

Pers Soc Psychol Bull· May 2024

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A Phenomenological Divide: Reference Group Consequences for Existential Isolation.
Peter J Helm, Tyler Jimenez, Skyler Carter, Jamie Arndt

Pers Soc Psychol Bull· February 2024

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Existential isolation and prolonged grief in bereaved people: The moderating role of culture.
Ningning Zhou, Yiming Zhao, Kirsten V Smith, Clare Killikelly, Eva Stelzer, Peter J Helm

Clin Psychol Psychother· November 2023

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Feeling too isolated to be vaccinated? The contributing role of subjective interpersonal isolation factors towards COVID-19 vaccine hesitancy and resistance.
Madhwa S Galgali, Peter J Helm, Jamie Arndt

Soc Sci Med· April 2023

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Perceived Similarity of the Self to Animals, Creativity, and Anxiety-: A Terror Management Analysis.
Uri Lifshin, Jeff Greenberg, Stylianos Syropoulos, Bernhard Leidner, Peter J Helm

Pers Soc Psychol Bull· February 2023

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Racial Prejudice Predicts Police Militarization.
Tyler Jimenez, Peter J Helm, Jamie Arndt

Psychol Sci· December 2022

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Divergent effects of social media use on meaning in life via loneliness and existential isolation during the coronavirus pandemic.
Peter J Helm, Tyler Jimenez, Madhwa S Galgali, Megan E Edwards, Kenneth E Vail

J Soc Pers Relat· June 2022

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Will Life Extension Affect Our Social Judgments? Evidence That the Possibility of Indefinite Life Extension Increases Harshness Toward Social Transgressors.
Peter J Helm, Uri Lifshin, Jeff Greenberg, Tom Pyszczynski

Psychol Rep· April 2022

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Authenticity as a Resilience Factor Against CV-19 Threat Among Those With Chronic Pain and Posttraumatic Stress Disorder.
David E Reed, Elizabeth Lehinger, Briana Cobos, Kenneth E Vail, Paul S Nabity, Peter J Helm

Front Psychol· April 2021

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Fatalism in the context of COVID-19: Perceiving coronavirus as a death sentence predicts reluctance to perform recommended preventive behaviors.
Tyler Jimenez, Arjee Restar, Peter J Helm, Rebekah Israel Cross, Deanna Barath

SSM Popul Health· August 2020

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[A ruptured ectopic pregnancy during early termination of pregnancy before ultrasound confirmation].
Paul Bryde Axelsson, Ellen Christine Leth Løkkegaard, Peter Helm

Ugeskr Laeger· April 2020

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Dubious Claims about Simplicity and Likelihood: Comment on Pinna and Conti (2019).
Peter A van der Helm

Brain Sci· January 2020

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On Bayesian Simplicity in Human Visual Perceptual Organization.
Peter A van der Helm

Perception· November 2017

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Human visual perceptual organization beats thinking on speed.
Peter A van der Helm

Atten Percept Psychophys· May 2017

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A group theoretical model of symmetry cognition.
Jiro Hamada, Kaname Amano, Steve T Fukuda, Chigusa Uchiumi, Kohji Fukushi, Peter A van der Helm

Acta Psychol (Amst)· November 2016

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He Dies, He Scores: Evidence That Reminders of Death Motivate Improved Performance in Basketball.
Colin A Zestcott, Uri Lifshin, Peter Helm, Jeff Greenberg

J Sport Exerc Psychol· October 2016

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A cognitive architecture account of the visual local advantage phenomenon in autism spectrum disorders.
Peter A van der Helm

Vision Res· September 2016

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Structural coding versus free-energy predictive coding.
Peter A van der Helm

Psychon Bull Rev· June 2016

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