Yehuda Katz is a member of the Ember.js, Ruby on Rails and jQuery Core Teams; he spends his daytime hours at the startup he founded, Tilde Inc..

Yehuda is co-author of best-selling jQuery in Action and Rails 3 in Action.

He spends most of his time hacking on open source—his main projects, along with others, like Thor, Handlebars and Janus—or traveling the world doing evangelism work.

He can be found on Twitter as @wycats.

My name is Tom Dale. I helped create Ember.js, a JavaScript framework that brings sanity to the web.

In October of 2011, I co-founded Tilde with Yehuda Katz, Leah Silber and Carl Lerche.

In my spare time I run a cash-for-beer exchange program at many local San Francisco dive bars.