What is the ERC (European Research Council)? Find more information here:

-ERC website
-Euresearch: the Swiss guide to European research & innovation

Q: How many team members can be included in the research team lead by the principal investigator?

There is no formal limitation to the number of team members. However, the number of team members should reflect the scientific needs in view of its methodology and objectives. The number and expertise of team members should allow for the successful implementation of the project.