“…Especially, because social media are designed to customize individual's interests or needs based on users' active behaviors, such as constructing his/her profile, building online networks, or selecting news information (Boyd & Ellison, 2008;Glynn, Huge, & Hoffman, 2012;Lin & Lu, 2011), individual's differences could play an important role in considering the impact of social media. Specifically, people tend to seek and acquire varying gratifications when they use media, such as social media (Hyun & Kim, 2015;Kim et al, 2013). Moreover, individuals often perceive risks depending on their psychological or cognitive characteristics (Sj€ oberg, 2000;Slovic, 1987), such as information processing mode (e.g., Trumbo, 2002) or self-efficacy (e.g., Coleman, 1993).…”