Purdue Northwest says Neil deGrasse Tyson’s speaker fee is ‘trade secret’
- Posted on September 9, 2025
- By Chicago Tribune
- 4 Views
Purdue Northwest says Neil deGrasse Tyson’s speaker fee is ‘trade secret’
Purdue University Northwest declined to disclose how much famed astrophysicist Neil deGrasse Tyson will be paid for his Sinai Forum talk.
