When people hear “social media influencer,” many still picture pop culture celebrities, but in B2B, influence is defined by credible business voices. Buyers increasingly trust expert practitioners, authors, analysts, and advisors who use social platforms to share their point of view, lived experience, and professional opinion. Some create original content with social-native storytelling skills, while others influence how ideas are interpreted, legitimized, and normalized. All use social channels to extend their impact. This report discusses the inflection point in B2B buyer engagement and social media influence brought about by the AI era and provides guidance on how to approach B2B influencer programs.