Bill Westenhofer. Lubo Hristov. David Lauer. Gullaume Rocheron. Depending on your beliefs, you may or may not believe that God created the heavens and earth in seven days -- but I can say with some certainty that those men, a quartet of visual effects supervisors and designers (along with many other talented people) created the wondrous sights of 'Life of Pi.' It took them a lot more than seven days, though.