Wolf Rentzsch: "Sympathy For the Data" (SwiftConf '15)
Channel: SwiftConf
Date: 2015-07-21

or, The Unreasonable Effectiveness of Entity-Relationship Modeling. 

Entity-Relationship Modeling is software design's unsung hero. Nothing else comes close in simplicity, elegance, utility, timelessness, and insights gained from time invested. 

Wolf will introduce Domain-Driven Design, with practical examples leveraging Core Data and other tools.