Speaker: Derek Wright.



A quick tour through the why rather than the how of monads. Trying to give an intuition about why these concepts matter in the first place.



From The Four Horsemen of the Catapocalypse (Failure, Dependence, Uncertainty and Destruction) through Kleisli arrows and ending up with monads and categorical programming. See why these abstract concepts should be part of every Haskell programmers toolkit.



Join us for the first talk of London Haskell 2.0, then participate in a discussion about the future meetings and shape the vision!