Before Hereditary and Midsommar, writer/director Ari Aster was producing short films. Lee and Dallas dive into those shorts and review each one and how they would inform his future features.

https://ari-aster.squarespace.com/
To watch Beau, C'est la vie, The Strange Things About The Johnsons, Basically and Munchausen,

https://www.avclub.com/hooked-on-hereditary-s-spooky-power-check-out-director-1826571644
The Turtle's Head