Plain-language explanation.
Animation is the art and technique of creating the illusion of motion through a sequence of images or frames. From hand-drawn cartoons to photorealistic 3D films and real-time video game characters, animation combines artistic skill with technical mastery.
Core concepts and standard treatment.
Core animation covers the 12 principles of animation (Disney — Squash and stretch, anticipation, staging, straight ahead vs pose-to-pose, follow through, slow in/slow out, arc, secondary action, timing, exaggeration, solid drawing, appeal — Johnston & Thomas 'The Illusion of Life'), traditional 2D animation (hand-drawn — pencil test, clean-up, in-betweening; cel animation; rotoscoping — Ralph Bakshi; cut-out — Monty Python), digital 2D animation (frame-by-frame in Procreate/TVPaint; vector animation — Adobe Animate; motion design — After Effects; rigging for 2D — Spine, Moho), and 3D animation fundamentals (modelling — polygon/subdivision surface; rigging — skeleton, IK/FK; keyframing in Maya/Blender; physics simulation — cloth, hair, rigid body; rendering — cycles, Arnold, V-Ray).
Deeper theory, debates and edge cases.
Advanced animation covers character animation in depth (body mechanics — weight, balance, overlap; facial animation — blend shapes, FACS — Facial Action Coding System; lip sync — phoneme mapping; motion capture — optical — Vicon, Optitrack; performance capture — Andy Serkis, Gollum; retargeting mocap data), visual effects and compositing (match moving — tracking markers, PFTrack; rotoscoping for VFX; compositing in Nuke; particle systems — Houdini — water, fire, destruction simulation — FX TD pipeline), real-time animation and games (Unity and Unreal Animator Controller; procedural animation — IK solvers, physics ragdolls; Unreal MetaHuman Creator; game-engine-rendered cinematics — The Mandalorian LED volume — StageCraft), and animation production pipeline (preproduction — story development, character design, storyboarding, animatic; production — layout, animation, rendering; post — compositing, colour grade, sound design; pipeline tools — Shotgun/ShotGrid, ftrack).
How it is applied in practice.
At the animation director and VFX supervisor level, practitioners contribute to SIGGRAPH proceedings and Animation World Network; direct animated features and shorts (Pixar, DreamWorks, Aardman, Studio Ghibli); lead character animation teams on AAA video games (Naughty Dog, CD Projekt Red) and VFX on blockbusters (ILM, DNEG, Framestore, MPC); teach animation at CalArts, Gobelins, and RCA Animation; advise BFI and the Animation UK on industry workforce development; and contribute to emerging real-time rendering and virtual production techniques (Unreal Engine — Nanite, Lumen; VR/AR animation — Meta, Apple Vision Pro).