Slow In Slow Out
Slow In Slow Out (also known as "ease in ease out") is one of the fundamental principles in animation that makes movement look more natural and appealing. It refers to the way objects in real life don't move at constant speeds - they gradually speed up at the start of movement and slow down at the end. Think of how a car doesn't instantly reach full speed but accelerates gradually, then slows down before stopping. Animators use this technique to make characters and objects move more realistically, whether in traditional hand-drawn animation, computer animation, or motion graphics.
Examples in Resumes
Applied Slow In Slow Out principles to character animations for improved realism
Created fluid motion graphics using SISO techniques
Implemented Slow In Slow Out timing in character walk cycles and action sequences
Typical job title: "Animators"
Also try searching for:
Where to Find Animators
Online Communities
Professional Networks
Learning Resources
Example Interview Questions
Senior Level Questions
Q: How do you teach junior animators about Slow In Slow Out principles?
Expected Answer: A senior animator should explain their mentoring approach, using practical examples like bouncing balls or simple character movements to demonstrate the concept, and how they help others troubleshoot timing issues in their animations.
Q: How do you adapt Slow In Slow Out timing for different character types or styles?
Expected Answer: They should discuss how timing varies between heavy/light characters, realistic/cartoon styles, and different emotional states, showing deep understanding of movement principles.
Mid Level Questions
Q: Can you explain how you would use Slow In Slow Out in a character jump animation?
Expected Answer: Should describe the timing breakdown: slow start as character crouches, quick middle action during the jump, and gentle deceleration during landing.
Q: How do you balance Slow In Slow Out with other animation principles?
Expected Answer: Should explain how this principle works together with anticipation, follow-through, and other basic animation concepts to create believable movement.
Junior Level Questions
Q: What is Slow In Slow Out and why is it important?
Expected Answer: Should explain the basic concept of gradual acceleration and deceleration, and why it makes animation look more natural and less robotic.
Q: Can you describe a simple example of where you would use Slow In Slow Out?
Expected Answer: Should be able to describe basic applications like a bouncing ball, sliding object, or simple character movement.
Experience Level Indicators
Junior (0-2 years)
- Understanding of basic animation principles
- Simple character movements
- Basic timing and spacing
- Familiarity with animation software
Mid (2-5 years)
- Complex character animation
- Refined timing techniques
- Ability to animate different styles
- Strong understanding of movement physics
Senior (5+ years)
- Advanced character performance
- Animation direction and review
- Team mentoring and supervision
- Complex movement choreography
Red Flags to Watch For
- Unable to explain basic animation principles
- No demo reel or portfolio
- Lack of understanding of natural movement
- No experience with industry-standard animation software
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