Lexically-scoped fexprs and first-class environments  make it simple to do hygienic metaprogramming , using less machinery than hygienic ma...

It's desirable for a language to support exceptions (preferably restartable ones ),  unwind protection ,  dynamic binding , and  delimi...

David Barbour has created a very promising and exciting paradigm for writing interactive, networked applications:  Reactive Demand Programmi...

I didn't know this: Mozilla Memes . Check it out.

Here's a fun idea, that should work in a language with fexprs, or an incremental/reactive macro expander. It relies on the property that...

Oleg's argument against call/cc links to one of his lesser known posts, Delimited continuations do dynamic-wind . In it he first shows ...

I've always felt that Scheme does data and types wrong, but I couldn't really say what bothered me until yesterday. After all, R7RS ...

Metacontinuations arise in some implementations of delimited control such as in A Monadic Framework for Delimited Continuations . In addit...

Call/cc is the most well-known API for exposing first-class continuations to userland. But there is another API that's used in Scheme 48...

Continuation marks are a mechanism for attaching key-value data to continuation frames. There are two primitives: (call/cm key value thun...

(thanks to the example in A Monadic Framework )