Joanna Lin Black
Joanna Lin Black, Senior legal executive with a practical, business-oriented approach to advising investment firms, boards, executives, investors, and privately held and public companies. at Madrona, posted 4 times in the last 90 days. That is about 0.3 posts a week; the most recent went up on Oct 14, 2026. Most of those were text-only posts (75%), with videos at 25%. Everything in that window was an original post, no reshares. Madrona has 20 other people in the benchmark, including Oren Etzioni, Patrick Thompson and Matt McIlwain.
What format they post
Also posting at Madrona
Post counts are the public LinkedIn posts Imagine AI collects for this person, taken over the 90 days to Oct 14, 2026; reshares are left out of the post count and the format mix. Follower counts come from the last profile check. The band compares a typical post, the geometric mean of reactions on posts that have had two weeks to settle, with the Imagine AI research baseline of 20,000+ posts from B2B startups. How the benchmark is built.
