Update README.md

Author: Eric Elliott

README.md

@@ -21,6 +21,7 @@ Some of these links are affiliate links, meaning that if you make a purchase, I
 * [JavaScript Objects](http://davidwalsh.name/javascript-objects) An excellent explanation of inheritance in JavaScript by Kyle Simpson
 * [Isomorphic JavaScript](http://isomorphic.net/)
 * [JavaScript Application Architecture on the Road to 2015](https://medium.com/@addyosmani/javascript-application-architecture-on-the-road-to-2015-d8125811101b) Addy Osmani
+* [The Dao of Immutability](https://medium.com/javascript-scene/the-dao-of-immutability-9f91a70c88cd) The Way of the Functional Programmer
 * [Reactive MVC and the Virtual DOM](http://futurice.com/blog/reactive-mvc-and-the-virtual-dom) Great read, even if you're not a React user.
 * [Introduction to Reactive Programming](https://gist.github.com/staltz/868e7e9bc2a7b8c1f754)
 * [The General Theory of Reactivity](https://github.com/kriskowal/gtor) What is all this talk about reactive? Functional? Promises? This is the beginning of a reactive programming bible.