This volume gathers the research papers presented at the International Conferenceon Automated Reasoning with Analytic Tableaux and Related Methods(TABLEAUX 2007) that took place July 3–6, 2007 in Aix en Provence, France.This conference was the 16th in a series of international meetings held since 1992(the list is on page VIII).The Program Committee of TABLEAUX 2007 received 43 submissions, 16of which were accepted for publication in the present proceedings, while 8 wereaccepted as position papers.In addition to the contributed papers, the program included three excellentkeynote talks by Piero Bonatti of Universit`a di Napoli, by John-Jules Meyer ofUtrecht University, and by Cesare Tinelli of the University of Iowa. Finally, theprogram was completed by three tutorials of deep interest: “The Tableau WorkBench: Theory and Practice” (Pietro Abate and Rajeev Gor´e), “Tableau Methodsfor Interval Temporal Logics” (Valentin Goranko and Angelo Montanari),and “Semistructured Databases and Modal Logic” (Serenella Cerrito).