Todd Jackson
Partner at First Round Capital, where he leads the PMF Method programme (pmf.firstround.com). Previously VP of Product at Dropbox; earlier product roles at Twitter (led product during IPO) and Google (Gmail). Known for the four-level B2B product-market fit framework (nascent/developing/strong/extreme), the three-dimensions model (satisfaction/demand/efficiency), and the four-Ps pivot model (persona/problem/promise/product).