Over the weekend of February 23-24, 2013, St. Andrew Orthodox Church  in Riverside, CA and its Rector The Very Rev. Dr. Josiah Trenham, hosted the first Southern California Symposium of the Saints Cyril & Athanasius of Alexandria Institute for Orthodox Studies . Titled "Prayer in the Church Fathers," the event featured His Excellency the Most Reverend Metropolitan Kallistos (Ware) of Diokleia, St. Vladimir's Seminary Chancellor/CEO The Very Rev. Dr. Chad Hatfield, Institute Director The Very Rev. Dr. Irenei (Steenberg) and The Rev. Daniel Meyer (Antiochian Archdiocese, West Chester, PA), addressing the topic "Prayer and the Church Fathers."
On Sunday, His Eminence The Most Reverend Archbishop Joseph concelebrated with Metropolitan Kallistos for the Hierarchical Divine Liturgy. A photo gallery of His Eminence serving with Metropolitan Kallistos is posted on the Diocese of Los Angeles and the West website .