Great Michael Feathers presentation on testing and design Posted on December 19, 2010 by Karl The Deep Synergy Between Testability and Good Design from Tim Yann on Vimeo. Share this:Click to email a link to a friend (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to print (Opens in new window)