Final answer:
The social worker should define team members' roles, foster good communication for relationship building, remain flexible, and focus on the client population's needs to enhance team collaboration.
Step-by-step explanation:
To facilitate collaboration between team members in the creation of a multidisciplinary team for a new mental health clinic, a social worker should perform several critical actions. One vital step is to define each member's contribution to the overall team, as this helps in setting clear expectations and understanding each party's role, which is essential for trust-building and collaboration. Additionally, the social worker should focus on building relationships between team members through good communication and interpersonal skills, remaining flexible to changes and innovative in approaching problems. Lastly, understanding and aligning with the needs of the population being served is crucial for the team to work together effectively.