# Elm Radio Episode 13: Make Impossible States Impossible

**URL:** <https://discourse.elm-lang.org/t/elm-radio-episode-13-make-impossible-states-impossible/6292>\
**Category:** Show and Tell\
**Created:** [September 21, 2020, 2:07pm UTC](https://discourse.elm-lang.org/t/elm-radio-episode-13-make-impossible-states-impossible/6292 "2020-09-21T14:07:30Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![dillonkearns](https://yyz1.discourse-cdn.com/flex035/user_avatar/discourse.elm-lang.org/dillonkearns/32/1587_2.png) [@dillonkearns](https://discourse.elm-lang.org/u/dillonkearns)\
**Post date:** [September 21, 2020, 2:07pm UTC](https://discourse.elm-lang.org/t/elm-radio-episode-13-make-impossible-states-impossible/6292/1 "2020-09-21T14:07:31Z")

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In this episode, we discuss two game-changing Richard Feldman talks, and how to apply those ideas to your codebase. It was a lot of fun to revisit the talks and do a deep dive on these topics. Hope you enjoy!

> **[Episode 13: Make Impossible States Impossible](https://elm-radio.com/episode/impossible-states/)**
>
> We discuss two classic talks and how to apply the ideas of Make Impossible States Impossible to your codebase.

And of course, if you haven’t seen the talks, they’re well worth a watch!

[![](https://img.youtube.com/vi/IcgmSRJHu_8/maxresdefault.jpg ""Making Impossible States Impossible" by Richard Feldman") ](https://www.youtube.com/watch?v=IcgmSRJHu_8)

[![](https://img.youtube.com/vi/x1FU3e0sT1I/maxresdefault.jpg ""Make Data Structures" by Richard Feldman") ](https://www.youtube.com/watch?v=x1FU3e0sT1I)

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**Author:** ![system](https://canada1.discourse-cdn.com/flex035/uploads/elm_lang/original/1X/50a05e53677a2c3b47776d7abd0f113eb50193a1.png) [@system](https://discourse.elm-lang.org/u/system)\
**Post date:** [October 1, 2020, 2:07pm UTC](https://discourse.elm-lang.org/t/elm-radio-episode-13-make-impossible-states-impossible/6292/2 "2020-10-01T14:07:33Z")

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