Home › Authors › Brian Halligan 👤 Brian Halligan b. 1967 ยท 4 books Books by Brian Halligan Inbound Marketing - Wie Sie Kunden Online Anziehen, Abholen und Begeistern 2019 Inbound Marketing, Revised and Inbound Marketing, Revised and Updated 2014 Inbound marketing 2010 Marketing Lessons From The Grateful Dead What Every Business Can Learn From The Most Iconic Band In History 2010