Founder roles is the explicit division of responsibilities, decision-making authority, accountability, and titles among co-founders, ideally documented at company formation in the founders agreement. The discipline exists to prevent the ambiguity that compounds into founder conflict over time. The typical division involves one founder taking the CEO role (strategy, fundraising, external relationships) and others taking domain-specific roles (CTO for technical leadership, COO for operations, CPO for product). The structural clarity matters more than the specific division: clear-division-A and clear-division-B both work fine, while ambiguity in either direction fails. It is the foundational structural decision that determines ho...