Ryan Holiday is one of the hottest authors today. Kevin talks to Ryan about his new book, Perennial Seller: The Art of Making and Marketing Work That Lasts.
- https://ryanholiday.net/ – Website
- @ryanholiday – Instagram
- @RyanHoliday – Twitter
- @ryanholiday – Facebook Page
- Buy his book, Perennial Seller: The Art of Making and Marketing Work That Lasts
