E-mail: igarashi (at) nagoya-u.jp

Curriculum Vitae

Click here.

Research Interests

Tasuku Igarashi is a postdoctoral research fellow of the Japan Society for the Promotion of Science in social psychology at Nagoya University. His current research focuses on the relationships that are maintained over the Internet and mobile/cell phone text messages. In particular, he is interested in analyzing the structure of mobile/cell phone text message-mediated social networks (Igarashi, Takai, & Yoshida, in press; Journal of Social and Personal Relationships). To explore the complexities of the network structure, he used a variety of methodologies including an online survey and social network analysis. He is also interested in social capital, Internet addiction/dependency, and the effects of computer-mediated communication on psychological well-being.

Education

2005. Ph.D. in Psychology, Nagoya University.
2003. M.A. in Psychology, Nagoya University.
2001. B.A. in Education, Nagoya University.

Research Experience

2005-2006. Visiting Postdoctoral Research Fellow, University of Melbourne.
2005-2006. Postdoctoral Research Fellow of the Japan Society for the Promotion of Science.
2003-2005. Research Fellow of the Japan Society for the Promotion of Science.

Awards and Honors

2005. Jung-heun Park Young Scholar Award, Asian Association of Social Psychology. 2002. Outstanding Student Award, Japanese Electronic Communication Dissemination Foundation.
2002. Junior Researcher's Award, Japanese Society of Social Psychology.

Dissertation

1. Igarashi, T. (2005). Social networks formed through the Internet and mobile phone text-message and their effects on psychological well-being: Focusing on social capital approached from micro-, dyad-, and meso-levels. Nagoya University. [Summary]

Publications

1. Igarashi, T., Takai, J., & Yoshida, T. (in press). A longitudinal study of social network development via mobile phone text messages: Focusing on gender differences. Journal of Social and Personal Relationships, 22(4). [Abstract] [PDF] [demo]
2. Igarashi, T. & Yoshida, T. (2003). The effect of the use of mobile phone text messages on freshmen's loneliness during the transition to college, Japanese Journal of Psychology, 74, 379-385. (in Japanese with English abstract)
3. Igarashi, T. (2002). The effect of social skills on loneliness through mediation of CMC social networks. Japanese Journal of Social Psychology, 17, 97-108. (in Japanese with English abstract)

Conference Presentations

1. Igarashi, T., Motoyoshi, T., Takai, J., & Yoshida, T. (2005, April). The text messaging addiction scale: Factor structure, reliability, and validity. Paper presented at the Sixth Conference of the Asian Association of Social Psychology, Wellington, New Zealand. [ppt]
2. Igarashi, T. & Yoshida, T. (2005, April). Structural interaction between face-to-face and mobile phone text message-mediated social networks. Poster presented at the Sixth Conference of the Asian Association of Social Psychology, Wellington, New Zealand.
3. Igarashi, T. (2004, August). Response styles of mobile phone text messages: Effects of gender and message contents. Poster presented at the 28th International Congress of Psychology, Beijing, China. [PDF] (handout)
4. Igarashi, T. & Yoshida, T. (2004, January). The impact of face-to-face and mobile phone text message communication on social network development: Longitudinal changes in network size and intimacy. Poster presented at the Fifth Conference of the Society for Personality and Social Psychology, Austin, Texas. [PDF] (handout)
5. Igarashi, T. (2003, July). Longitudinal changes in social network structure of face-to-face and mobile phone text messages: Focusing on gender differences. Poster presented at the Fifth Conference of the Asian Association of Social Psychology, Manila, Philippines. [PDF] (handout)

Last updated: April 1, 2006