He had small core commits in both 3.9 (27794) and 4.0 (29099).
Speaking session
Setting up Vagrant for Unit Testing in the Sunday Developer track
What’s your session about?
We will walk through the practical side of setting on Unit Testing for plug-in and core using a Vagrant server.
What do you want people to learn from your presentation?
When you leave this talk you’ll be able to setup and run unit tests for you code.
Why did you decide to speak?
I like to speak because it helps me to learn the subject I talk about that little bit better.
What attracted you to WordPress in the first place?
I needed a blog platform for an internal blog (it wasn’t a difficult call) and I stayed for the community.
What is your favourite plugin or theme, and why?
Shameless plug for my plug-in: https://wordpress.org/support/plugin/author-avatars
If you need to list Author / Users then this is the plug-in you need
What are you most looking forward to at WordCamp Toronto?
I am looking forward to the a11y talks and meeting fellow coders.