Free Riding on Gnutella - Eytan Adar and Bernardo A. Huberman, First Monday, volume 5, number 10 (October 2000) - authors argue that free riding leads to degradation of the system performance and adds vulnerability to the system. If this trend continues copyright issues might become moot compared to the possible collapse of such systems.
It's Not What You Know, It's Who You Know: Work in the Information Age - Bonnie Nardi, Steve Whittaker, and Heinrich Schwarz, First Monday, volume 5, number 5 (May 2000) - discusses ethnographic research on personal social networks in the workplace, arguing that traditional institutional resources are being
replaced by resources that workers mine from their own networks
Project Management Institute (PMI) - nonprofit professional association that establishes project management standards, provides seminars, educational programs and professional certification