Jong-Eun Roselyn Lee

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The current study investigates whether and how Facebook increases college-age users' subjective well-being by focusing on the number of Facebook friends and self-presentation strategies (positive vs. honest). A structural equation modeling analysis of cross-sectional survey data of college student Facebook users (N=391) revealed that the number of Facebook(More)
In this paper we explore a new direction for pedagogical computer characters, which we believe will maximize students' learning gains and enjoyment. To the traditional scenario where students interact primarily with a single coach or tutor character on-screen, we introduce the addition of both a social, animate colearner, and the student's own avatar(More)
This study examines how task types (violent vs. nonviolent) and social contexts (solo vs. collaborative) affect physiological arousal in multiplayer online gaming. Our results show that social contexts modify the effects of violent game tasks on arousal. When compared with solo play, collaborative play led to a significant decrease in arousal in response to(More)
Research on social identity contingencies suggests that situational cues, such as a numerical representation of social identities in a given social environment, can trigger identity-associated threat for individuals whose social identity is marginalized. Given that popular virtual worlds (e.g., Second Life [SL]) are often criticized for White-avatar(More)
Virtual environments employing avatars for self-representation-including the opportunity to represent or misrepresent social categories-raise interesting and intriguing questions as to how one's avatar-based social category shapes social identity dynamics, particularly when stereotypes prevalent in the offline world apply to the social categories visually(More)
As the popularity of online shopping grows, concerns about identity theft and fraud are increasing. While stronger customer authentication procedures may provide greater protection and thus benefit customers and retailers, security is often traded off against convenience. To provide insight into this security-convenience trade-off in customer(More)
The present research investigated the possibility of using an in-vehicle voice agent to promote eco-driving. Considering that both types of benefit appeals--egoistic (emphasizing benefits to the self) and altruistic (emphasizing benefits to others)--could be employed to promote eco-driving behavior, we explored the effects of benefit appeals delivered by an(More)
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