Emergence : The Connected Lives Of Ants, Brains... ✪ <RELIABLE>

is a 2001 nonfiction book by Steven Johnson that explores how complex systems develop intelligence without a central leader. It argues that "bottom-up" systems—where simple agents follow basic local rules—can create sophisticated, adaptive global behaviors. Core Concepts

emergence theory with related concepts like Systems Thinking or Complexity Theory.

: Complex behavior is best achieved through many simple components rather than a few complicated ones.

: Decentralized systems rely on arbitrary interactions to "sample" and alter their overall state.

: Neighborhoods often self-organize into specialized districts (e.g., fashion or restaurant supply) without centralized planning.