Alexander Halavais (born July 21, 1971) is an Associate Professor and Graduate Director of the Social Data Science master's program at Arizona State University, a social media researcher and former President[1] of the Association of Internet Researchers.

He also completed coursework in communication and cognitive science at the University of California, San Diego and complex adaptive systems at the Santa Fe Institute.

Online Journalism Review has referred to Halavais as one of a number of "blogologists," exploring the ways in which social computing affects the society at large.

[3] His work has explored how blogs are used in education, the patterns of international hyperlinks, the benefits and pitfalls of personal branding,[4] and the role of pornography on the Internet.

[8] With Maria Garrido, he also looked at the linking patterns among global NGOs and grassroots organizations.