What is ‘thought leadership’? What does this phrase mean and why do CEOs and speechwriters rank it as a more important reason for giving a speech than corporate reputation or branding? By Ragan StaffJan. 22, 2008 SHARE To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.