Jared Piazza
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View article: The development of humans' moral views of other animals
The development of humans' moral views of other animals Open
Humans' moral views of animals vary in important ways across development. In many cases, adults display anthropocentric moral judgments that relate to the exploitation of animals as a resource. In contrast, children appear to have a more i…
View article: The Expanded Self: Moral and Self-Expansiveness as Drivers of Environmental Action
The Expanded Self: Moral and Self-Expansiveness as Drivers of Environmental Action Open
Amidst escalating global environmental crises, understanding the psychological factors driving pro-environmental action is crucial. We argue that stewarding the Earth System away from instability requires an embrace of expansive perspectiv…
View article: Navigating family dynamics in the transition to a plant-forward diet: the role of social support
Navigating family dynamics in the transition to a plant-forward diet: the role of social support Open
While sustainable diets have predominantly been examined through the lens of individual decision-making, growing evidence underscores the critical role of relational dynamics in the adoption and maintenance of such practices. This study ex…
View article: Climate futures: Scientists' discourses on collapse versus transformation
Climate futures: Scientists' discourses on collapse versus transformation Open
The climate and ecological crisis poses an unprecedented challenge, with scientists playing a critical role in how society understands and responds. This study examined how 27 environmentally concerned scientists from 11 countries construc…
View article: Between two worlds: the scientist’s dilemma in climate activism
Between two worlds: the scientist’s dilemma in climate activism Open
Environmental activism presents an ideological dilemma for environmentally concerned scientists, who must balance traditional scientific values of objectivity and impartiality with the urgency of the climate and ecological crisis. This pap…
View article: Between Two Worlds: The Scientist’s Dilemma in Climate Activism
Between Two Worlds: The Scientist’s Dilemma in Climate Activism Open
Environmental activism presents an ideological dilemma for environmentally concerned scientists, who must balance traditional scientific values of objectivity and impartiality with the urgency of the climate and ecological crisis. This pap…
View article: Scientists’ identities shape engagement with environmental activism
Scientists’ identities shape engagement with environmental activism Open
Scientists are increasingly joining environmental movements. As knowledge producers and influential figures in society, scientists are uniquely positioned to drive change. Here we explore how scientist identity shapes engagement in environ…
View article: The Expanded Self: Moral and Self-Expansiveness as Drivers of Environmental Action
The Expanded Self: Moral and Self-Expansiveness as Drivers of Environmental Action Open
Amidst escalating global environmental crises, understanding the psychological factors driving pro-environmental action is crucial. We argue that stewarding the Earth System away from instability requires an embrace of expansive perspectiv…
View article: How Scientist Identity Shapes Engagement with Environmental Activism: Findings from a Multinational Survey
How Scientist Identity Shapes Engagement with Environmental Activism: Findings from a Multinational Survey Open
Scientists are increasingly joining environmental movements. As knowledge producers and influential figures in society, scientists are uniquely positioned to drive change. The present study explored how “scientist identity” shapes engageme…
View article: Is being anti-vegan a distinct dietarian identity? An investigation with omnivores, vegans, and self-identified “anti-vegans”
Is being anti-vegan a distinct dietarian identity? An investigation with omnivores, vegans, and self-identified “anti-vegans” Open
Adding to research on the form and content of anti-vegan sentiment, recent scholarship has identified a group of individuals who self-subscribe as "anti-vegan". Here, we sought to determine whether anti-veganism might reflect a distinct di…
View article: How bad is it to eat an intelligent chicken? Children's judgments of eating animals are less ‘self‐serving’ than adults
How bad is it to eat an intelligent chicken? Children's judgments of eating animals are less ‘self‐serving’ than adults Open
Research shows that adult meat eaters strategically distort or disregard information about animals (e.g., their intelligence) that is problematic for meat consumption. However, the development of such behaviours is not well understood. Two…
View article: Editorial: Reducing consumption of animal products
Editorial: Reducing consumption of animal products Open
EDITORIAL article Front. Nutr., 28 August 2023Sec. Nutrition, Psychology and Brain Health Volume 10 - 2023 | https://doi.org/10.3389/fnut.2023.1249873
View article: Scientists’ identities shape engagement with environmental activism
Scientists’ identities shape engagement with environmental activism Open
Scientists are increasingly joining environmental movements. As knowledge producers and influential figures in society, scientists are uniquely positioned to drive change. Here we explore how scientist identity shapes engagement in environ…
View article: Livestock Farmers’ Attitudes towards Alternative Proteins
Livestock Farmers’ Attitudes towards Alternative Proteins Open
New food technologies such as cultured meat, precision fermentation, and plant-based alternatives may one day supplant traditional modes of animal farming. Nonetheless, very little is known about how traditional animal farmers perceive the…
View article: Why children moralise harm to animals but not meat
Why children moralise harm to animals but not meat Open
Many children care about animals yet are accepting of meat consumption. This may reflect a disconnect between children's meat eating, food-systems knowledge, and their moral evaluations. A theoretical framework is proposed for understandin…
View article: Relational climate and openness to plant-forward diets among cohabitating couples
Relational climate and openness to plant-forward diets among cohabitating couples Open
Plant-forward diets offer a potential solution to many of the health and ecological crises that we find ourselves facing today. A key barrier to the adoption and maintenance of plant-forward diets is an anticipated lack of support from fam…
View article: How conflicted are farmers about meat? livestock farmers’ attachment to their animals and attitudes about meat
How conflicted are farmers about meat? livestock farmers’ attachment to their animals and attitudes about meat Open
Livestock farmers depend on animal slaughter for their livelihood while also being responsible for their animals’ welfare. This study explored how farmers psychologically manage this ambivalent relationship with their animals. Seventy-two …
View article: ‘Against the cult of veganism’: Unpacking the social psychology and ideology of anti-vegans
‘Against the cult of veganism’: Unpacking the social psychology and ideology of anti-vegans Open
Despite the established health and ecological benefits of a plant-based diet, the decision to eschew meat and other animal-derived food products remains controversial. So polarising is this topic that anti-vegan communities - groups of ind…
View article: Unpalatable truths: Commitment to eating meat is associated with strategic ignorance of food-animal minds
Unpalatable truths: Commitment to eating meat is associated with strategic ignorance of food-animal minds Open
Animal minds are of central importance to debates about their rights and welfare. Remaining ignorant of evidence that animals have minds is therefore likely to facilitate their mistreatment. Studying samples of adults and students from the…
View article: Monitoring a meat-free pledge with smartphones: An experimental study
Monitoring a meat-free pledge with smartphones: An experimental study Open
Pledges are a popular strategy to encourage meat reduction, though experimental studies of their efficacy are lacking. Three-hundred and twenty-five participants from three different countries (UK, Germany, Australia) were randomly assigne…
View article: Folk Moral Objectivism: The Case of Harmful Actions
Folk Moral Objectivism: The Case of Harmful Actions Open
It is controversial whether ordinary people regard beliefs about the wrongness of harmful actions as objectively correct. Our deflationary hypothesis, consistent with much of the evidence, is that people are objectivists about harmful acti…
View article: From Pets to Pests: Testing the Scope of the “Pets as Ambassadors” Hypothesis
From Pets to Pests: Testing the Scope of the “Pets as Ambassadors” Hypothesis Open
Positive relationships with pets can sometimes foster more positive judgments of other animals. The present study sought to examine the scope of this “pets as ambassadors” effect in relation to four meaningful animal categories (companion,…
View article: Rationalizing the Many Uses of Animals: Application of the 4N Justifications Beyond Meat
Rationalizing the Many Uses of Animals: Application of the 4N Justifications Beyond Meat Open
Past research has uncovered four common justifications for using animals as food — the 4Ns — that eating meat is Natural, Normal, Necessary, and Nice. The current research investigated the extent to which the 4Ns might apply more generally…
View article: The Challenge of Expressing Pride in Moral Achievements: The Advantage of Joy and Vicarious Pride
The Challenge of Expressing Pride in Moral Achievements: The Advantage of Joy and Vicarious Pride Open
Recent findings suggest bodily expressions of pride communicate a person is self-interested and meritocratic. Across two studies (combined N=721), we investigated whether these implications retain when pride is expressed with regards to mo…
View article: Animal Images Database: Validation of 120 Images for Human-Animal Studies
Animal Images Database: Validation of 120 Images for Human-Animal Studies Open
There has been increasing interest in the study of human-animal relations. This contrasts with the lack of normative resources and materials for research purposes. We present subjective norms for a set of 120 open-source colour images of a…