Rogers' Diffusion of Innovations describes how new technologies spread through populations.
Adopter Categories
- Innovators (2.5%): Risk-taking, first to try
- Early Adopters (13.5%): Opinion leaders
- Early Majority (34%): Deliberate, wait and see
- Late Majority (34%): Skeptical, pressure-driven
- Laggards (16%): Traditional, resistant
Tipping Point
When adoption reaches ~16%, network effects can trigger rapid cascade adoption.