Why is a President’s role in a crisis like this so essential?

Which of these methods would you choose?
December 21, 2020
What are some of the key needs in local law enforcement agencies to improve their response to computer crimes?
December 21, 2020

The Constitution created the office of the President to help solve problems of collective action and coordination during times of national crisis. Think about the government’s response to the Coronavirus. How has the President helped mobilize the public response to the crisis? Why is a President’s role in a crisis like this so essential?