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In this episode I talk with Simon Peyton Jones. I ask him about his background in Functional Programming, the growing popularity of Haskell, things he would like to bring into Haskell further, and his work with Computing At School.

Our Guest, Simon Peyton Jones

Simon Peyton Jones

Topics

Haskell

Computer Science at School

How Simon Peyton Jones got into Functional Programming

SK Combinators

Implementation of Functional Programming Languages (Amazon, online)

Creation of Haskell

Haskell as a Laboratory for Innovation

Interview on Software Engineering Radio

Core of Haskell as Lambda Calculus

System F

Growing Popularity of Haskell

Hackage and Cabal

Concurrency in Haskell

Haskell as a part of an Ideas Pipeline and Exemplar

“When the limestone of imperative programming is worn away the granite of functional programming will be revealed underneath”

Static Typing in Haskell vs Weaker Type Systems

Type Inference

Incomplete programs

Example 1: f x = sort _ ++ x

Example 2: f x = funny_lib_fn _ _ _

Things thinking about for future of Haskell

Refinement Types and Liquid Haskell

Larger Scale Modularity in Haskell and Software Components

Cloud Haskell

Refinements Examples

Example 1: f :: Int -> Int

Example 2: f :: (x:Int) -> {y:Int | y > x }

Example 3: g :: (x:Int -> {y:int | y>x}) -> …

Combination of Modularity at Package Level with Refinement Types as part of Component Contract

Bringing Computer Science as Subject Discipline to England National School Curriculum

What the curriculum looks like

Number of Programming Environments aimed at Children in School

Logo

Scratch

Alice

Kodu

Greenfoot

Blockly

touchdevelop

Programming is Only Part of Computer Science

Computer Science Unplugged

How to Participate at the Local Level Even

Join Computing At School

A giant Thank You to David Belcher for the logo design.