The group oriented itself towards modern exegesis, the liturgy and ecumenical movement,[13] the Jewish roots of Christianity,[14][15] and post-war philosophy and literature (amongst others the French existentialists).
[16] The magazine Die Integrierte Gemeinde aroused the interest of agnostics like Gerhard Szczesny and theologians like Joseph Ratzinger,[17] who supported the path of the KIG within the Catholic Church from then on.
[30] A chair called Cattedra per la Teologia del Popolo di Dio[31] ('Chair for the Theology of the People of God') was set up at the Lateran University in Rome in 2008.
[32][33][34][35][36] In October 2016 the Cattedra per la Teologia del Popolo di Dio began offering the post-graduate distance learning module "The Profile of the Jewish Christian".
Their members are connecting their lives in all areas in a variety of ways and take joint initiatives – self-dependent and self-financed."
[42] According to their self-conception and practice, everyone is "responsible for their livelihood, for their profession, financial circumstances and property, as well as provisions for old age and illness.