Wolfgang has been a Haskell enthusiast since 1999. He has used the language in research and development and has taught it to university students.
He has a strong interest in functional reactive programming (FRP), incremental computing, advanced uses of Haskell’s type system, and algorithms. He is the developer of the Grapefruit FRP library and the main contributer to the incremental-computing package. He obtained a PhD on functional reactive programming using Haskell in 2012.