1:35 - Introducing Sandi MetzPractical Object-Oriented Design in Ruby by Sandi MetzWebsiteTwitter6:15 - The book writing process and the speech writing process17:30 - Flow of POODR 21:35 - Why design is for everyone24:20 - The fear of writing a book: Am I really an expert?27:00 - Breaking the rules34:00 - Cheat sheets, screencasts, and diagrams for POODR 42:00 - Topics beyond POODR 45:20 - Why Sandi loves Rails51:05 - How long will Rails last?55:30 - When should you begin introducing design?1:01:00 - Working with an Inheritance interface1:06:30 - Rules for testing1:14:45 - Well-tested objects without well-tested interactions1:18:45 - Sandi’s rules for coding and breaking them1:26:15 - Having too many small objects versus having too big objectsPicks: “The Deep Synergy Between Testability and Good Design” Speech by Michael Feathers (James) Endless Space game on Steam (James)Board games: Lords of Waterdeep, Love Letter, Eminent Domain (James) George Takai’s episode on the Penn’s Sunday School podcast (Avdi) Hardcore History podcast by Dan Carlin  (Avdi) Infinite Monkey Cage podcast by BBC Radio 4 (Avdi) Marked App (Josh) Herman Miller Aeron chair (Charles) Bubble Timer (Sandi) Gutter Cleaning Robot (Sandi)Special Guest: Sandi Metz. Advertising Inquiries: https://redcircle.com/brandsPrivacy & Opt-Out: https://redcircle.com/privacyBecome a supporter of this podcast: https://www.spreaker.com/podcast/ruby-rogues--6102073/support.