Answer Wiki. A RACI matrix, also known as: 'Responsibility assignment matrix', is a very powerful tool to ensure all roles in a company/process are aligned. By going through each process step (activity) you can appoint several responsibilities for each rol involved.
WATCH: Blake Lively Battles a Shark in Gruesome New Full-Length Trailer for 'The Shallows'. The 28-year-old actress shot most of the film without the help of a stunt double, but what's more impressive is that she shot at least part of the movie while pregnant with her and husband Ryan Reynold's second child!
Playing Blake Lively on Filming 'The Shallows': 'There Wasn't a Single Scene That Wasn't Stunt-Heavy'. 1  Blake Lively opened up about shooting what might be the most terrifying movie of the summer. 2  In The Shallows, Lively plays a surfer who gets attacked by a shark in a remote location and has to fight to survive.