Related BIM Links
Here are additional third party resources to check out:
The International Alliance for Interoperability
The international umbrella organization responsible for the creation, coordination and dissemination of all things IFC-related.
The International Alliance for Interoperability North America
The North American chapter of IAI
The BuildingSMART Alliance
The National Institute of Building Sciences (NIBS) organization to promote "...collaboration, technology, integrated practices and open standards."
The National Building Information Model Standard (NBIMS) project
The focal point for the activities in establishing standards regarding the use of BIM methodologies and technologies in the U.S.
The U.S. General Services Administration (GSA) 3D-4D Building Information Modeling
The GSA is considered the largest landlord in the U.S. and has made extensive efforts in transforming their organization by integrating BIM methodologies and technologies into the design, construction administration, and facility management of U.S. federal properties.
The Journal of Information Technology in Construction
The American Institute of Architect’s (AIA) Integrated Practice Knowledge Community
Wikipedia Building Information Modeling entry