This document discusses how Web 2.0 technologies and practices relate to scholarly communication. It defines Web 2.0 as emphasizing user-generated content, data sharing, and collaboration using social software. While many scholarly communication practices resemble Web 2.0, some forms are outdated. The document examines factors shaping Web 2.0 adoption in academia like ownership and disciplinary differences, and outlines approaches to studying its impact like science studies and innovation studies.