Citation
The Handicap Principle: A Missing Piece of Darwin's Puzzle
TL;DR
Handicap principle applies across species
Comprehensive book-length treatment of costly signaling theory, extending the handicap principle to numerous biological and human contexts. Essential reading for understanding how honest communication systems evolve and persist.
Key Findings from Zahavi & Zahavi (1997)
- Handicap principle applies across species
- Human status signals follow same principles
- Costly signaling maintains social cooperation