This document provides an overview of computer-generated imagery (CGI) and special effects terminology. It discusses CGI, which refers to computer graphics used to create scenes or effects for films and TV. Examples of CGI include digital effects (DFX), visual effects (VFX), and special effects (SFX) created through digital manipulation. The document also profiles Weta Workshop, a New Zealand-based company known for its work on Lord of the Rings and other major films, providing creatures, makeup, and other effects.