They fulfilled Mayfield partner Ursheet Parikh through a connection withDoudna Parikh was encouraging Stanford PhD graduate Trevor Martin on releasing a diagnostics screening start-up. The endeavor financier brought Martin, Doudna, Harrington and Chen together, and the group formed MammothBiosciences Martin is CEO, Harrington is primary clinical officer, Doudna is chair of the Scientific Advisory Board while Chen is CTO.