Sander is a Fellow at Luminis in The Netherlands, where he crafts modular and scalable software, most often on the JVM, but with a touch of TypeScript when needed. He is author of the O'Reilly book 'Java 9 Modularity' (see javamodularity.com) and an avid conference speaker. Sander loves sharing knowledge, through his blog at http://branchandbound.net, and also as a Pluralsight instructor.