Ad Orientem

[This book is published not by Os Justi Press but by TAN. However, Os Justi Press offers its customers signed copies of Dr. Kwasniewski's books.]

The Holy Sacrifice of the Mass is the highest act of worship on earth, the unbloody renewal of Calvary, and the source and summit of the Christian life. Yet for many Catholics today, the liturgy feels familiar but not fully understood. Something essential has been obscured.

In Ad Orientem: The Direction that Changes Everything, Peter Kwasniewski addresses one of the most overlooked but revealing elements of Catholic worship: the direction in which the Church prays. This is not a question of preference or aesthetics. It is a theological reality. The way we stand reveals whom we worship.

For centuries, priest and people turned together toward the East, expressing a shared movement toward God. This posture silently formed the faithful, reinforcing that the Mass is not a closed circle, but a sacrifice offered upward. When this orientation changed, something deeper shifted. The instinctive Godward focus of the liturgy weakened.

With clarity and restraint, this work uncovers how these changes have reshaped Catholic consciousness and invites a recovery of ad orientem worship as a restoration of what is perennial: a liturgy unmistakably directed to God.