A key difference in a media planners tole today vs historically is:

Historically media planners focused on persuasion, whereas now they focus primarily on cortverion

It used to be about identifying the right person, right time and right place; whereas now it is also about enabling conversation between consumers and brands.

Media planners today have to identify the right person, right time and right place; whereas historically the time and place were limited so they primarily needed ta focus on the right person

All of the above are true