diff --git a/ExperienceReports.md b/ExperienceReports.md
index 318a6116..519e88f7 100644
--- a/ExperienceReports.md
+++ b/ExperienceReports.md
@@ -69,6 +69,7 @@ Add new sections as appropriate.
   - Andrew Stock, "[Why I miss generics in Go](https://medium.com/@watchforstock/why-i-miss-generics-in-go-9aef810a1bef)," June 2017
   - Kevin Burke, "[Code example with lots of interface casts](https://gist.github.com/kevinburke/a10aed6d8d07ecd5efe658b21cd168c1)," requires a lot of boilerplate/casts.
   - Ian Lance Taylor, "[The append function](https://www.airs.com/blog/archives/559)," July 2017.
+  - DeedleFake, "[The Problem with Interfaces](https://deedlefake.com/2017/07/the-problem-with-interfaces/)", July 2017.
 
 ## Large-Scale Software Development
   - Russ Cox, “[Codebase Refactoring (with help from Go)](https://talks.golang.org/2016/refactor.article),” November 2016, laying out the gradual code repair problem addressed in part by type aliases ([#18130](https://golang.org/issue/18130)).