Slideshare is like the YouTube or Scribd of presentations and slideshows and it features a few good Ruby and Rails related slideshows that are worth flicking through. This post links to some of the best: Introduction to Active Record by Evan 'Rabble' Henshaw-Plath. Unobtrusive Ajax With Rails by Dan Webb. Diligent People, Lightweight People by Masayoshi Takahashi. Higher Order Procedures in Ruby b