Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones

2026-06-08 · 88 min · 21 entities

episode page audio

Asserted relationships

→ references Simon Peyton Jones person

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evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://en.wikipedia.org/wiki/Simon_Peyton_Jones
→ hosted by Ryan Peterman person

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evidence rules-v5
Feed author/publisher: Ryan Peterman
→ discusses Technology company

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evidence rules-v5
Feed category: Technology
→ references developing.dev website

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evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://developing.dev/
→ references @Ryanlpeterman website

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evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://tiktok.com/@ryanlpeterman
→ references read.compose.llc company

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evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://read.compose.llc/
→ references workos.com website

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evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://workos.com/
→ references XcB LF3cdqw website

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evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://youtu.be/xcB_LF3cdqw
→ references Co Creator Of Haskell Functional person

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evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://developing.dev/p/co-creator-of-haskell-functional
→ references simon.peytonjones.org website

0.38

evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://simon.peytonjones.org/

Entities found in this episode

websites 10

mentioned developing.dev website

0.45

evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://developing.dev/
mentioned @Ryanlpeterman website

0.45

evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://threads.com/@ryanlpeterman
mentioned workos.com website

0.45

evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://workos.com/
mentioned XcB LF3cdqw website

0.45

evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://youtu.be/xcB_LF3cdqw
mentioned simon.peytonjones.org website

0.45

evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://simon.peytonjones.org/
references developing.dev website

0.38

evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://developing.dev/
references @Ryanlpeterman website

0.38

evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://tiktok.com/@ryanlpeterman
references workos.com website

0.38

evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://workos.com/
references XcB LF3cdqw website

0.38

evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://youtu.be/xcB_LF3cdqw
references simon.peytonjones.org website

0.38

evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://simon.peytonjones.org/

persons 6

mentioned Simon Peyton Jones person

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evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://en.wikipedia.org/wiki/Simon_Peyton_Jones
references Simon Peyton Jones person

0.77

evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://en.wikipedia.org/wiki/Simon_Peyton_Jones
mentioned Ryan Peterman person

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evidence rules-v5
Feed author/publisher: Ryan Peterman
hosted by Ryan Peterman person

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evidence rules-v5
Feed author/publisher: Ryan Peterman
mentioned Co Creator Of Haskell Functional person

0.45

evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://developing.dev/p/co-creator-of-haskell-functional
references Co Creator Of Haskell Functional person

0.38

evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://developing.dev/p/co-creator-of-haskell-functional

companys 4

mentioned Technology company

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evidence rules-v5
Feed category: Technology
mentioned read.compose.llc company

0.45

evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://read.compose.llc/
discusses Technology company

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evidence rules-v5
Feed category: Technology
references read.compose.llc company

0.38

evidence rules-v5
Link in episode "Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones": https://read.compose.llc/

concepts 1

mentioned Functional Programming, Thinking in Types, Useless Languages | Simon Jones concept

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evidence rules-v5
Co-Creator of Haskell: Functional Programming, Thinking in Types, Useless Languages | Simon Jones

Episode description as stored

Simon Peyton Jones is the co-creator of Haskell (pure functional programming language) and I interviewed him about functional programming, why it matters, and his thoughts on other programming languages. • My ergonomic keyboard project I mentioned, you can follow along here: https://read.compose.llc/ Podcast links: • YouTube: https://youtu.be/xcB_LF3cdqw • Apple: https://podcasts.apple.com/us/podcast/the-peterman-pod/id1777363835 • Transcript: https://www.developing.dev/p/co-creator-of-haskell-functional Thank you to this episode's sponsor for supporting my work: • WorkOS: makes your app Enterprise Ready with easy to use APIs to add SSO, SCIM, RBAC, and more in just a few lines of code, check them out at https://workos.com/ Timestamps: (00:00) Intro (00:39) What functional programming is (09:18) Downsides of functional programming (10:53) Specialized hardware for functional programming (21:47) Haskell is useless (25:59) Rust vs C (28:26) Haskell vs OCaml (35:26) Side effects in Haskell (44:26) Type systems (57:30) How the Haskell compiler works (01:04:35) Why Haskell is talked about more than used (01:09:07) Avoiding success at all costs (01:11:12) LLMs and programming languages (01:13:57) New programming language design (01:15:59) Should students continue to learn programming (01:22:33) Why Excel is his 2nd favorite programming language (01:25:04) Advice for his younger self Where to find Simon: • LinkedIn: https://www.linkedin.com/in/simonpj/ • Wikipedia: https://en.wikipedia.org/wiki/Simon_Peyton_Jones • Personal Website: https://simon.peytonjones.org/ Where to find Ryan: • Newsletter: https://www.developing.dev/ • X/Twitter: https://x.com/ryanlpeterman • LinkedIn: https://www.linkedin.com/in/ryanlpeterman/ • Threads: https://www.threads.com/@ryanlpeterman • Instagram: https://www.instagram.com/ryanlpeterman • TikTok: https://www.tiktok.com/@ryanlpeterman Referenced in this episode: • Haskell is useless: https://www.youtube.com/watch?v=iSmkqocn0oQ • John Backus Turing Award lecture: https://worrydream.com/refs/Backus_1978_-_Can_Programming_Be_Liberated_from_the_von_Neumann_Style.pdf • Why functional programming matters: https://www.cs.kent.ac.uk/people/staff/dat/miranda/whyfp90.pdf • Excel is his 2nd favorite programming language: https://www.youtube.com/watch?v=_M4P5M85KO8