​Tamara Helenius, known as Tam, is a founder of Commons Stack and q/acc. She co-founded Sappho Road, a women's knowledge exchange in France, with Katy Masuga. Tamara advocates for collaborative economics and the development of cultural frameworks and tools to support commons-based projects.

Tam's mission is to build a global, community-driven governance model that empowers people to collaboratively manage shared resources. She is dedicated to developing cultural frameworks, economic tools, and decentralized systems that enable sustainable and inclusive decision-making.