Blueprints: Systematizing Behavior Change Designs-The Case of Social Comparison Theory

To improve people's lives, human-computer interaction researchers are increasingly designing technological solutions based on behavior change theory, such as social comparison theory (SCT). However, how researchers operationalize such a theory as a design remains largely unclear. One way to clarify this methodological step is to clearly state...

Manta and Cactaceae: Rehabilitative smartphone accessories for people with chronic mild stroke impairments

Stroke causes damage to the brain, often resulting in weakness or paralysis on one side of the body. Everyday objects such as smartphones can play an im-portant role after a stroke facilitating participation in daily activities. However, commercial smartphones can be challenging to use, and people with stroke of-ten adjust their behavior to...

The three-step persuasion model on YouTube: A grounded theory study on persuasion in the protein supplements industry

Persuasion can be defined as an active attempt by a person to change the behavior and attitudes of others. The purposive attempt to influence one’s behavior can originate from different areas, and people who are able to do so are often referred to as influencers. Social media platforms such as Instagram or YouTube have become crucial platforms...

Operationalizing behavior change theory as part of persuasive technology: A scoping review on social comparison

Theories from psychology or the social sciences are commonly used as a starting point when designing persuasive technologies that aim to evoke a specific behavior change. Ideally, using these theories would (1) help guide the design of the persuasive technology and (2) help evaluate and inform the theory. In this paper, we focused on the first...