From national labs to state energy commissions, much good work is being done to further the science and wide-scale adoption of energy storage.
We think you will find the following links helpful.
Advanced Research Projects Agency - Energy (ARPA-E)
American Council for an Energy-Efficient Economy
California Energy Storage Alliance (CESA)
Canadian Energy Storage Working Group
Coalition to Advance Renewable Energy through Bulk Storage
Demand Response & Smart Grid Coalition
Department of Energy (Energy.gov)
Electric Power Research Institute (EPRI)
Electricity Storage Association (ESA)
Federal Energy Regulatory Commission (FERC)
Institute for Building Energy Efficiency
National Association of Regulatory Utility Commissioners (NARUC)
New York Battery and Energy Storage Technology Consortium (NY-BEST)
North American Reliability Cooperative (NERC)
Ontario Sustainable Energy Association
PennWell Energy Storage Trends blog
Sandia National Labs – Energy Storage Systems programs
SmartGrid Consumer Collaborative
Smart Grid Information Clearinghouse
SmartGridNews.com (Energy Storage)
Transmission & Distribution World Magazine – Energy Storage Supplement
U.S. Department of Energy – Energy Storage research
U.S. Department of Energy – Smart Grid Primer