Archbishop Justin Welby invites Jean Vanier to speak at Primates’ gathering January 8, 2016 by Fulcrum Archbishop Justin Welby has invited the founder of the L’Arche movement, Jean Vanier, to visit Canterbury next week during the gathering of Anglican Primates.Vanier, 86, is a Roman Catholic philosopher and social innovator who founded the L’Arche Communities - where people with and without learning disabilities share life together, living and working in community - in 1964. Primates' Meeting website. 8 January 2015 FulcrumShareTweetShare