Whose deaths get official Obama mention?

Leonard Nimoy, Minnie "Mr. White Sox" Minoso, Ruby Dee. How does the White House decide whose death should be publicly noted by the President? From a Washington Post article by Juliet Eilperin:

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"In some ways the president is speaking for himself with these statements, but he's also saying something for the country," said Jon Favreau, who as head of speechwriting during Obama's first term was tasked with helping oversee the process.


"For Obama, the elevation of cultural leaders has been important," Favreau added, people who ordinary Americans feel a connection to and who have helped shape the nation's social fabric.

"How the White House decides whose death is worth presidential notice"