Science Studies Vol.20, no.2 is available now! Special issue on Socio-technical Dynamics in the Free/Libre Open Source Software (FLOSS) Social World <http://www.sciencestudies.fi/v20n2> Contents: Sampsa Hyysalo and Tarja Knuuttila: Editorial http://www.sciencestudies.fi/v20n2Editorial Yu-Wei Lin and Lars Risan: Guest Editorial: Free/Libre Open Source Software (FLOSS) http://www.sciencestudies.fi/v20n2GuestEditorial Articles: Mary L. Darking and Edgar A. Whitley: Towards an Understanding of FLOSS: Infrastructures, Materiality and the Digital Business Ecosystem http://www.sciencestudies.fi/v20n2DarkingWhitley Didier Demazière, François Horn and Marc Zune: The Functioning of a Free Software Community: Entanglement of Three Regulation Modes - Control, Autonomous and Distributed http://www.sciencestudies.fi/v20n2DemaziereHornZune Stephanie Freeman: The Material and Social Dynamics of Motivation: Contributions to Open Source Language Technology Development http://www.sciencestudies.fi/v20n2Freeman Anita Say Chan: Retiring the Network Spokesman: The Poly-Vocality of Free Software Networks in Peru http://www.sciencestudies.fi/v20n2Chan Book reviews: Patrice Flichy: The Internet Imaginaire by Mikkel Flyverbom http://www.sciencestudies.fi/v20n2Flyverbom Adrian Mackenzie: Cutting Code. Software and Sociality by Susanne Bauer http://www.sciencestudies.fi/v20n2Bauer For further information visit the Science Studies web-site www.sciencestudies.fi