* Speaked at national and international conferences, giving talks about side projects and research, OOP, TDD, best practices, and software development philosophy * Trained/Coached people on Object Oriented Programming and design, Test-Driven development, refactoring, and best practices. * Developed tools for Smalltalk, such as Finder (a system-wide search tool with fuzzy matching) and Code Coverage (a novel code-coverage tool that provides deep analysis features and can analyze itself). * Love sharing and discussing software development practices and techniques, in particular about the Smalltalk programming system, its history, and its impact on the history of programming languages.