This document provides tips for understanding personalities on cross-functional teams. It discusses various personality frameworks like Myers-Briggs and Psycho-Geometrics to help understand different personality types. Specific tips are provided for working with different types like Squares, Triangles, Circles and Squiggles based on these frameworks. The key messages are to understand yourself, understand others, and speak their language by adapting your communication style to their preferences. This will help improve collaboration across diverse teams.