The World Economic Forum at Davos has chosen event processing (or CEP) as one of the 26 most innovative technologies to impact the future of business and society. Despite the growing importance of event processing, it's still new to many. So here's a list of the best resources on CEP, organized by perspective:
CEP 101 for business people: Watch this 1 minute intro video on CEP, event processing, and StreamBase.
CEP on Wikipedia: Visit the Wikipedia CEP page.
CEP for IT architects: Brenda Michelson's post on event driven architecture is from 2006, but it's still the best introduction I've seen.
CEP and its use in capital markets: Visit the high frequency trading section of the StreamBase blog.
CEP in depth by Gartner analyst Roy Schulte: Read Event Processing: Designing IT Systems for Agile Companies, by Roy and Mani Chandy.
CEP and social media: Read Trading on Twitter: Opportunity, Danger, or Folly?
CEP on Twitter: Follow the CEP industry Twitter list at @mrkwpalmer/cep.