diff --git a/README.md b/README.md
index 910384b..8f389f0 100644
--- a/README.md
+++ b/README.md
@@ -690,6 +690,7 @@ I spend a lot of time on internet, losing myself in lot of topics. I choose GitH
 * [Coda Hale](https://codahale.com/risky-business-requires-active-operators/) - (2017) Risky Business Requires Active Operators | about the risks of automation in order to successfully and safely wield its power.
 * [Dan McKinley](https://blog.skyliner.io/no-way-out-but-through-1db41c648697) - (2016) No Way Out But Through | how Skyliner deploys applications and why they built it like that
 * [Dan McKinley](https://blog.skyliner.io/you-cant-have-a-rollback-button-83e914f420d9) - (2017) You Can’t Have a Rollback Button | The internet is a big truck. It’s really hard to drive it backwards.
+* [Paul Hammond](http://www.paulhammond.org/2010/06/trunk/alwaysshiptrunk.pdf) - (2010) [Slides] Always ship trunk | Managing change in complex websites
 
 ## Ansible
 * [Ansible](https://www.ansible.com/blog) - Ansible Blog 
@@ -2079,6 +2080,7 @@ I spend a lot of time on internet, losing myself in lot of topics. I choose GitH
 * [Matt Watson](https://stackify.com/supporting-production-applications-devops-way/) - (2014) Supporting Production Applications the DevOps Way
 * [Coda Hale](https://codahale.com/risky-business-requires-active-operators/) - (2017) Risky Business Requires Active Operators | about the risks of automation in order to successfully and safely wield its power.
 * [Dan McKinley](https://blog.skyliner.io/you-cant-have-a-rollback-button-83e914f420d9) - (2017) You Can’t Have a Rollback Button | The internet is a big truck. It’s really hard to drive it backwards.
+* [Paul Hammond](http://www.paulhammond.org/2010/06/trunk/alwaysshiptrunk.pdf) - (2010) [Slides] Always ship trunk | Managing change in complex websites
 
 ## Apache 
 * [Duncan Crombie](http://www.the-art-of-web.com/system/logs/) - System: Analyzing Apache Log Files
@@ -2952,6 +2954,7 @@ I spend a lot of time on internet, losing myself in lot of topics. I choose GitH
 * [Safia Abdalla](https://blog.safia.rocks/post/170269021619/tips-for-reading-new-codebases) - (2018) Tips for reading new codebases
 * [Egwuenu Gift](https://code.likeagirl.io/useful-tips-for-writing-better-git-commit-messages-808770609503) - (2018) Useful Tips for writing better Git commit messages
 * [Kenichi Shibata](https://kenichishibata.net/git-push-and-pull-tips-and-tricks-7f9163539f02) - (2017) Git Push and Pull Tips and Tricks
+* [Paul Hammond](http://www.paulhammond.org/2010/06/trunk/alwaysshiptrunk.pdf) - (2010) [Slides] Always ship trunk | Managing change in complex websites
 
 ## Golang / Go
 * [faiface/pixel](https://github.com/faiface/pixel) - Pixel : A hand-crafted 2D game library in Go.