Somewhere on the road between Enterprise Service Bus (ESB) and Domain Specific Languages (DSL) we can identify the Domain Specific Platform (DSP).
In the latest CBDI Journal (December 2004), I describe the emergence of insurance platforms [Link for Suscribers] [Link for Non-Subscribers]. Since writing my piece, I have found a piece called Hitting the Wall in which Steve Forte of the Meta Group comes to similar conclusions.
Vendors who are creating supply-side platforms for the insurance sector include Acturis and Metaserver (both linked to the Polaris initiative) and IE-Engine.
Insurance companies who are creating demand-side platforms include Humana and The Harford Select Customer Xpand (Rough Notes Magazine April 2004).