A campaign manager or campaign director is a paid or volunteer individual whose role is to coordinate a political campaign's operations such as fundraising, advertising, polling, getting out the vote (with direct contact to the public), and other activities supporting the effort, directly.
Apart from the candidate, they are often a campaign's most visible leader. However, modern campaign managers, particularly at the presidential level, are mostly concerned with executing strategy, not setting it. The senior strategists are typically outside political consultants, primarily pollsters and medi...
Source: Wikipedia (as of 04/18/2019). Read more from Wikipedia