Noun
someone who sets the plan pursued by a government or business etc.
Source: WordNetIndian president does not determine policy. Here President is not the policy maker. In the name of the president, the cabinet takes the policy decision. Pranab Mukherjee
The job of a judge is to figure out what the law says, not what he wants it to say. There is a difference between the role of a judge and that of a policy maker.... Judging requires a certain impartiality. Clarence Thomas
policy makers often make the right decision for the wrong reason Source: Internet