Science, Skepticism & Atheism

Notice: Trying to access array offset on value of type null in /home/cwrenn/ on line 335

Dr. Wrenn’s full list of essays is available here.
Are Vegans too Open to Free-Riders?

Alternative Medicine, Vivisection, and Scientific Racism

Atheists and Agnostics Largest ‘Religious’ Demographic in Animal Rights

Can Flexitarianism Facilitate a Vegan World? Research Suggests Another Agenda

Can Veganism Save Your Life? I’m Skeptical

Can Veganism Save the World? This is Hope

Derren Does Dairy: When Skepticism Fails Veganism

Do You Know the Most Common Mistake in Animal Activism?

How Effective is the Vegan Lecture? Exam Scores Tell a Horrifying Story

If You Care about Animals, In-Vitro Meat is Not the Answer

Is Sociology Ready to Take Animals Seriously Now?

Medicalizing Animal Rights

Save the Lambs! Why I Reject Antioch College’s Lethal Lamb-killing Classroom ‘Experiment’

Selling Cancer to Beat Cancer? When Nonvegan Foods Go Pink for Profit

The Rationalization of Misogyny: Why I left the Vegan Skeptic Community

The Surprising History of John Harvey Kellogg and His War on “Meat”

Vegan Protest is Ritualized, but is it Religious?

World Vegan Month Series 2018: Social Psychology

Can You Read Yourself Vegan?

Cognitive Priming


Do-Gooder Derogation

Egoism and Helping

Extreme Rituals

Happy People are Helping People

Identification Leads to Empathy

The Illusion of Transparency

Group Size and Aggression

Linked Oppressions

Male Emotional Displays

Meaningful Moments

Moral Licensing

Prosocial Media Modeling

Reality Politics



Socioemotional Selectivity Theory


Vividness Doesn’t Persuade


World Vegan Month Series 2017: Social Psychology


Bystander Effect

Establishing Credibility

Decision Paralysis

Dissemination Channels



Fear-Framed Persuasion

Fostering Good Feelings



Gendered Helping


In-group Bias

Just-world Phenomenon

Mere Exposure Effect

Opinion Leaders

Primacy and Recency Effects

Reason and Emotion

Reciprocity Norm


Selective Exposure

Social Responsibility Norm

Two-Sided Appeals

World Vegan Month Series 2016: Vegan Research

An Empirical Look at Becoming Vegan

Animals and Women

Entanglements of Oppression and Liberation

Identity and Effectiveness

Manhood and the Exploitation of Animals

Muzzling a Movement

Race as a “Feeble Matter” in Veganism

Readability of Vegan Outreach Literature

Recruiting Strangers and Friends

Sexist Imagery Reinforces Speciesist Sentiment

The China Study

The Hidden History of Animal Resistance

The History and Legacy of Animal Rights

The Myth of Pet Overpopulation

The Political Economy of Animal Rights

The Significance of Animal Suffering

Veganism as a Cultural Movement


Why Civil Resistance Works

Why Feminist-Vegan Now?

Women and the Animal Rights Movement


Receive research updates straight to your inbox by subscribing to my newsletter.