Three members of Mozillas six-person board have reportedly left the software company over its appointment of Brendan Eich as chief executive officer this week. According to The Wall Street Journal, former Mozilla CEOs Gary Kovacs and John Lilly, along with Ellen Siminoff, the CEO of education startup Shmoop, all resigned last week just before Eichs promotion was made public. Still on the board is Mozilla co-founder Mitchell Baker, LinkedIn co-founder Reid Hoffman, and Spiegel Onlines CEO Katharina Borchert, The Journal says.