Meni Rosenfeld is a mathematics M.Sc. graduate of the Weizmann Institute of Science, specializing in machine learning. After being exposed to Bitcoin in March 2011, he has focused exclusively on activity in this field. He has established the Bitcoin community in Israel, founded Israel's first Bitcoin exchange service, and performed mathematical research on the algorithms that underlie the functioning of the Bitcoin and blockchain system. He now serves as the chairman of the Israeli Bitcoin Association.