A Policy-Oriented Think Tank Addressing Foreign Policy and National Security Issues for a Safe Israel

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גבי סיבוני

Colonel (res.) Prof. Gabi Siboni

CEO of the Jerusalem Institute for Strategy and Security. Expert on cyber security, military strategy, and technology.

Prof. Siboni was director of the military and strategic affairs program, and the cyber research program, of the Institute for National Security Studies (INSS) from 2006-2020, where he founded academic journals on these matters. He serves as a senior consultant to the IDF and other Israeli security organizations and the security industry. He holds a B.Sc. and M.Sc. in engineering from Tel Aviv University and a Ph.D. in Geographic Information Systems (GIS) from Ben-Gurion University.

חייל צה״ל, אילוסטרציה

What Happened to the IDF?

A decline in the development of military doctrine and training has sidelined core military knowledge and produced a system misaligned with the threats Israel faces. A growing focus on technology has deepened social stratification and eroded the IDF’s combat ethos. The lessons of the War of Redemption require a fundamental restructuring. The IDF stands at a crossroads: a return to an ethos of existential mission or continued decline. The changes that have taken place from the time of the Oslo Accords to today point to the need for comprehensive reform so the army can defend the State of Israel effectively and safeguard the Jewish home for generations to come.

25/11/2025
egypt border

Egypt’s Force Buildup in the Sinai: A Growing Challenge from the South

Egypt is rearming at an alarming pace and continues to violate the peace treaty’s military annex. At the same time, weapons smuggling across the border, carried out with the help of Bedouin networks in the western Negev, has intensified. Israel must respond on two fronts: diplomatically, by pressing Cairo to correct its violations, and militarily, by expanding intelligence collection and analysis and preparing operationally for the challenges Egypt presents, in order to prevent a strategic surprise

30/10/2025
Gaza - Shutterstock

Gaza: Until When?

Exactly two years on from October 7, and in the wake of the ceasefire, we look back at the course of the fighting —at the decisions that shaped the war, the reasons it dragged on, and the steps still needed to achieve Israel’s declared objectives. If managed prudently, the Trump framework now on the table could provide Israel with a real opportunity to advance those goals.

15/10/2025
Gaza

Siege as a Legitimate Method of Warfare

When consistent with international law, siege is a lawful tool of war, crucial for victory and safeguarding lives. Israel must balance legal and operational demands, with final responsibility resting on commanders in the field.

31/08/2025
IDF soldiers

Military Commanders Require Civil Courage

True military leadership is measured not only by valor under fire, but by the resolve to voice dissent, confront prevailing assumptions, and uphold professional integrity—even at personal cost

27/08/2025

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