Makes, sells, supports CAPE problem domain specific programming tools; with general tools, too much effort goes into defining user problem domains; since general tools have no domain information, they give no deep support for user problems. California...

Abstract with many references, citations. Useful to research this topic. IEEE Transactions on Software Engineering.

Growing article, with links to many related topics. Wikipedia.

Description, examples, links; Lisp and Smalltalk emphasized; by Martin Fowler. MF Bliki.

Brief article, forum exchange with many insights, links. TheServerSide.

Brief summary of some recent developments, with links. Smart Software.

Brief reference, forum exchange with many insights. Lambda the Ultimate.

Brief critical article, with reader comments. YetAnotherBlog.

Growing article, with links to many related topics. Wikipedia.

Describes concept of LOP; contrasts 'middle out' with 'top down', 'bottom up', and 'outside in' development methods; by Martin Ward, Senior Research Fellow, De Montfort University.