Help teams engage by learning to do what in the trenches: 

1) Understand and leverage Team Working Agreements

2) Identify Silos and work through them
3) Implement Team John for honing of skills
4) Allow the Agile Coach to remove obstacles that the team cannot remove themselves
5) Allow teams to create a common purpose and goal
6) Incentivize teamwork & Collaboration
7) Let teams decide how to manage value flow