Reducing COVID vaccine hesitancy by inducing a comparative mindset.

Objective: To investigate if a behavioral nudge comprising a vaccination opportunity that employs a comparative probe first (i.e., which vaccine to take) versus the more commonly-used deliberative probe (i.

Can the Public Be Educated About Constituents in Smokeless Tobacco? A Three-Wave Randomized Controlled Trial.

Introduction: The U.S. Food and Drug Administration (FDA) is required by law to inform the public about levels of harmful and potentially harmful tobacco constituents in a format that is "understandable and not misleading to a lay person.