This volume contains Karl-Heinz Uthemann's collected studies on the 7^th century monk and church writer Anastasios Sinaïta, originally published between 1980 and 2001. In addition, it includes an appendix with two essays on the 6^th century patriarch of the same name, Anastasios I of Antioch. For this edition, all of the texts have been revised and typographical errors corrected.

Karl-Heinz Uthemann, Buchbach, Germany.