What is Communio? Here are a few articles explaining the history and mission of the journal.

Hans Urs von Balthasar. Communio: A Programme (pdf) (1972, reprinted 2006) | Communio: International Catholic Review (1992) | The Mission of Communio (1992)

Nicholas J. Healy. Communio: A Theological Journey (pdf) (2006)

James Hitchcock. Why Communio? (1972)

John Paul II. Address to the Group Representing the Journal Communio. (1992) |  Telegram Upon the Death of Hans Urs von Balthasar (pdf)  (1988)

Joseph Cardinal Ratzinger – Benedict XVI. Communio: A Program. (1992) |  Homily at the Funeral Liturgy for Hans Urs von Balthasar (pdf)  (1988) |  On the Centenary of Hans Urs von Balthasar’s Birth (2005).

John R. Sheets, S.J. Communio and Controversy. (1974)

German Editors. Tenth Anniversary of Communio (1982)