[dc-issues]: https://github.com/issues?q=user%3Adatacarpentry
[dc-lessons]: http://datacarpentry.org/lessons/
[dc-site]: http://datacarpentry.org/
-[discuss-list]: http://lists.software-carpentry.org/listinfo/discuss
+[discuss-list]: https://carpentries.topicbox.com/groups/discuss
[github]: https://github.com
[github-flow]: https://guides.github.com/introduction/flow/
[github-join]: https://github.com/join