1. Scrum is an agile framework that uses self-organizing cross-functional teams to deliver value through short iterative cycles called sprints.
2. Scrum is widely used both in IT and other industries like healthcare, finance, automotive and construction to manage projects. Popular companies like Google, GE, Apple, and Salesforce use Scrum.
3. A Scrum Body of Knowledge (SBOK) guide provides guidance on implementing Scrum and certifications like Scrum Master Certified help professionals facilitate successful Scrum projects.