Graeme Rocher
Oracle
Graeme Rocher is the creator of several popular Open Source projects including Grails (https://grails.org) and Micronaut (https://Micronaut.io) and co-author of "The Definitive Guide to Grails" (Apress - http://apress.com/book/view/1590599950). Graeme currently works as an Architect at Oracle. Graeme is a member of the Java Champions (https://twitter.com/java_champions) and 2018 was awarded the Groundbreaker award by Oracle (https://developer.oracle.com/groundbreakers/) for his work on Open Source.