http://blogs.technet.com/b/port25/archive/2007/04/03/an-interview-with-ruby-on-rails-core-team-member-michael-koziarski.aspxby anandeep on April 03, 2007 06:49pm Michael Koziarski (a.k.a) Koz is one of the core group of about 12 people who holds the keys to the code repository for the Rails framework (also known as Ruby on Rails). They’re all listed on the Rails coreen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)