These 8 senators each made more than $100,000 last year from writing books

• Writing books continues to be lucrative for senators with national profiles.
• In 2023, eight senators made more than $100,000 in royalties, according to financial disclosures.
• That includes Democrats like Raphael Warnock and Republicans like Ted Cruz.

If you're an ambitious member of Congress with a national profile, there's a tried and true way to make some extra money: write a book.

According to recently filed financial disclosures, 8 sitting US senators made more than $100,000 in extra income — on top of the $174,000 annual salary they each receive — from book royalties in 2023.