Bottom-up processing begins with sensory data and moves to brain integration. This type of processing does not rely on past knowledge or experiences. Visual illusions can show how we use bottom-up and ...

The human brain is a product of evolution. Many psychotherapies and medications focus on adjusting the activity of brain networks that evolved long ago and helped early Homo sapiens survive and ...

Psychedelic drugs like LSD and psilocybin reduce the amount of bottom-up brain activity flowing into a network associated ...

The human brain is a product of evolution. Many psychotherapies and medications focus on adjusting the activity of brain networks that evolved long ago and helped early Homo sapiens survive and ...