Research Reports
Effectiveness of a Theory-Informed Documentary to Reduce Meat and Animal-Product Consumption: Three Randomized Controlled Experiments
Three studies of a documentary to reduce animal product consumption find little impact.
Jacob R. Peacock
Former Staff | Jacob conducted research at The Humane League Labs between 2017–2021. He earned a B.Sc. in Computational and Integrative Biology, summa cum laude, from Rutgers University and started his career at a marketing analytics start-up, working as a software developer and data scientist. During his undergraduate degree, Jacob worked on a broad array of projects, spanning biochemistry, computational biology, bioinformatics, genetics, soft-matter physics and historical research. His strengths include programming, statistics, machine learning and experiment design.
Prevalence of Stunning Methods in Broiler Chicken Slaughter in the United States
Estimating the percentage of chickens raised for meat slaughtered with higher-welfare systems.
Research Reports
Milking It: Exploring the impact of plant-based milk in the US
An analysis of data and existing research on plant-based and dairy milk consumption and the relationships between the products.
Research Reports
Interventions to reduce meat consumption by appealing to animal welfare: Meta-analysis and evidence-based recommendations
A meta-analysis of animal-related appeals to reduce animal product consumption.
Research Reports
Is the US Rate of Veganism and Vegetarianism Increasing? A Meta-Analysis
A comprehensive analysis of changes in vegetarian and vegan rates over time.
Research Reports
Is Animal Cruelty or Abolitionist Messaging More Effective: A Reanalysis
A reanalysis of a study examining the effect of different messages on intended future animal product consumption.
Research Reports
Measuring Better Chicken Commitment–Compliant Chicken Supply
A review of methods for measuring progress towards improved broiler welfare.
Research Reports
Empirical Research in Farm Animal Advocacy January 2020
What happened in farm animal advocacy research January 2020.
Research Reports
Impact of corporate commitments to source cage-free eggs on layer hen housing: Preregistration for an observational study
A protocol for our upcoming study of the global effects of cage-free commitments on gettings hens out of cages.
Research Reports
Surveying US College and University Dining Services for Potential Collaboration on Diet Change Research 2017-2018
Screening 66 US campuses to identify new opportunities for research on reducing the consumption of animal products.
Research Reports
Measuring Change in Diet for Animal Advocacy
Exploring the challenges of self-reporting diet and alternative approaches to measuring the consumption of animal products.
Research Reports
Which Farm Animal Photos are Most Likely to Inspire People to Eat Vegan: A Reanalysis
A reanalysis of a randomized study on the impact of different images of farm animals.
Research Reports
Which Request Creates the Most Diet Change: A Reanalysis
A reanalysis of a randomized controlled trial examining the effect of different messages on animal product consumption.
Research Reports
Which Leaflet is More Effective: A Reanalysis
A reanalysis of a randomized study on the amount of diet change resulting from viewing two different leaflets.