Dome.
Pitched brick barrel vault.
Barrel vault.
Groin vaults.
Rib vault.
Fan Vault.
Hyperbolic paraboloids.
Answer:
First you will need to get an idea of what you want to do then that's when the are is needed once you have got the idea it will be time to manifest is into animation.
And yes non artists can still work in animation cause they can bring the whole idea to life
May you please elaborate more on your question!