When was the computer scientist known for making contributions to a digital visual effects, motion graphics, and compositing application born?
Guillermo Sapiro: Guillermo Sapiro (born 1966) is a computer scientist, electrical engineer and professor who has made notable contributions to image processing. Guillermo Sapiro:  He has also made significant contributions towards the development of the rotobrush tool in Adobe After Effects, which has been included in After Effects since version CS5.
i don't know