Anglican head expresses concern about Episcopal vote on gay marriage – Washington Post July 3, 2015 by Fulcrum Archbishop of Canterbury Justin Welby, head of the Anglican Communion, has expressed deep concern about the stress that the Episcopal Church’s vote on gay marriage might cause to some in the 80 million-member worldwide Anglican Communion. Trevor Grundy. Washington Post. 2 July 2015 FulcrumShareTweetShare