Disaster relief organizations (DROs) utilize social media to provide information rapidly and broadly. Many DROs post social media content via multiple accounts within a single platform. Each account represents a distinct operational entity (e.g., national headquarters, local branch) and is...

The use of social media to support the disaster management cycle is increasing. Organizations use social media to inform users about operational activities such as aid distribution, and receive information from users about demand for help and in-kind donations. As such, this research...

Despite our understanding that social media and online healthcare communities can help to eliminate health information asymmetry and improve patients’ self-care engagement, we have yet to understand what happens when patients have access to others’ health data and how patients’ access to...

Patient-centric online platforms for seeking peer support and engaging in health activities have become increasingly popular among social media users. Although there is an increasing number of online healthcare communities (OHCs), most struggle to remain operative. In this study, we draw from...

Users’ participation in virtual communities is a complex process. On the one hand, there exist more than one dynamic sources, such as sequential dynamics and temporal dynamics. On the other hand, users may develop different participation focuses through the participation process. These aspects...

Online healthcare communities have become increasingly popular among patients, enabling them to connect to a large population of patients who suffer from similar health problems and to access massive amounts of health-related information. We are interested in investigating how other patients’...

The United States has the highest rate of obesity in the world. To help address this problem, social support is gaining credibility as a powerful tool to facilitate weight loss because it can affect people’s behavior. Although social support has long been recognized for its effectiveness in...

Online crowdfunding has emerged as a powerful tool to raise funds for emergency response. Crowdfunding campaigns can use two transparency tools to attract donors: updates and certification. Updates are additional messages that the organizer issues after launching the campaign and are a form of...