The human mind consists of many specialized programs, yet it must act as a single unit to survive recurring challenges. Without a master coordinator, these diverse mental systems would fall into conflict and create internal chaos.

Emotions evolved as high-level superordinate programs to synchronize the mind’s internal subsystems. This coordination ensures that physiology, memory, and behavior all work together to provide a unified response to the world.

• The mind relies on master programs to organize specialized information units and avoid internal mess.
• Emotional and cognitive operations are products of the same selective pressures that shaped our biology.
• Universal facial signals allow for the honest communication of intent and internal states to others.
• Many cognitive adaptations are designed for environ ...