In no particular order:

Biography

• Walter Isaacson
• David McCullough
• Tara Westover

Culture & General Writing

• David Perell
• Jon Ronson
• Benjamin Franklin
• Tim Urban

Fantasy

• Brandon Sanderson
• Michael J. Sullivan

Economics & Finance

• Matt Levine
• Kyla Scanlon

Journalism

• McKay Coppins

Literature

• Fyodor Dostoevsky