Surrounded by Idiots is a bestselling book by Thomas Erikson about human behavior and communication styles, based on the DISC model of personality types.

Key Idea :

The book categories people into four main personality types each represented by a color:

1. Red (Dominant) – Assertive, decisive, goal-oriented.

2. Yellow (Influential) – Social, enthusiastic, talkative.

3. Green (Stable) – Calm, patient, team-oriented.

4. Blue (Conscientious) – Analytical, detail-focused, logical.