6.1 Tenure as Expert of the Patriarchate
Since 1984 G.P. Lavas was Expert of the Patriarchate of Jerusalem and member of the international Committee of Experts for the works at the Holy Church of Resurrection in Jerusalem.
He was supervisor for all the technical studies and works concerning the Orthodox Holy Monuments of Palestine and Jordan, and Director of the Technical Bureau of the Patriarchate of Jerusalem. Among his most important projects were the excavation of the Rock of Calvary, the excavation of the Kathisma of the Holy Mary and the documentation (topographical, architectural) of the Holy Sepulchre.