Thrasher was also a delegate seated with the delegation of the Libertarian Party of Connecticut at the 2018 National Convention. At the convention, he ran against Nicholas Sarwark and Joshua Smith for National Chair.
- Anderson, Patrick (January 6, 2020). "Former R.I. Gov. Lincoln Chafee wants the Libertarian Party's presidential nomination. But he won't get it without a 'fierce conversation.'" (in en-US). The Providence Journal. https://www.providencejournal.com/news/20200106/former-ri-gov-lincoln-chafee-wants-libertarian-partys-presidential-nomination-but-he-wont-get-it-without-fierce-conversation.