Since the 2016 US presidential election, the deliberate spread of misinformation online, and
on social media in particular, has generated extraordinary concern, in large part because of …

We investigated the effects of Facebook's and Instagram's feed algorithms during the 2020
US election. We assigned a sample of consenting users to reverse-chronologically-ordered …

Many critics raise concerns about the prevalence of 'echo chambers' on social media and
their potential role in increasing political polarization. However, the lack of available data …

Abstract Alcohol Use Disorder (AUD) contributes significantly to global mortality. GLP-1
(Glucagon-like peptide-1) and GLP-1/GIP (Glucose-dependent Insulinotropic Polypeptide) …

Some might expect the promise of ending a global pandemic via vaccination to interrupt
conventional partisan media effect processes. We test that possibility by bringing together …

Research using large-scale data on individuals' internet use has provided vital information
about the scope and nature of exposure to misinformation online. However, most prior work …

Influential theories doubt that partisan television's audience is sufficiently large, moderate, or
isolated from cross‐cutting sources for it to meaningfully influence public opinion. However …

Online social platforms afford users vast digital spaces to share and discuss current events.
However, scholars have concerns both over their role in segregating information exchange …

New media technologies are often assumed to have negative effects on user's mental
health. However, several studies found no or only small effects. Building on a social …

Digital trace data is an increasingly popular alternative to surveys, often considered as the
gold standard. This study critically assesses the use of web tracking data to study online …