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

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.

IDF Illustration

Discipline Is Neither Divisible nor Optional

The War of Redemption has shown the cost of indiscipline in modern combat. In an era of drones, dense urban warfare, and precision threats, discipline is not parade-ground formalism but a condition for battlefield survival and victory

Turkey president Recep Tayyip Erdogan

Turkey: From Partnership to Imperialist Threat

Turkey’s imperial ambitions could turn it into a new Iran: a power capable of placing Israel in a commercial and military stranglehold. Israel must address the Turkish threat not as a small state, but as a regional power prepared to exercise force, judgment, and long-term strategic vision. Turkey’s neo-Ottomanism is a challenge, but if handled correctly, it could also become a catalyst for strengthening Israel’s power in the twenty-first century

תקיפה באזור נבטיה, דרום לבנון, אפריל 2026

Why Israel Needs the Litani Line

The current direct anti-tank fire line leaves Israel exposed to short-range fire and drones from southern Lebanon. The Litani line offers a stronger alternative: a natural barrier, a shorter line of contact, greater depth, and improved protection for northern communities, along with political leverage in future negotiations with Lebanon

Israeli tanks and armored personnel carriers on the border fence with the Gaza Strip as they prepare to move on Monday, October 20, 2025 as they deploy to a gate and then into the eastern side of the Gaza Strip. ISR20251020011 JimxHollander

Where Is Gaza Headed?

Hamas is under pressure and its regional support has weakened, but it is unlikely to disarm willingly. Political timetables in Israel and the United States require prompt action through a systematic campaign that steadily reduces Hamas’s area of control until it submits. If Israel acts with determination, it can complete the war’s objectives and ensure that Gaza is no longer a threat

Europe Illustration

The Decline of Europe

Europe’s post–Cold War model is under strain as “addiction to peace,” demographic decline, economic stagnation, and strategic dependence on the US collide. The continent now stands at a historic crossroads: undertake painful reforms or continue its descent into a “grand museum”—rich in history but poor in power and increasingly irrelevant

Settler Violence

The “Settler Violence” Influence Warfare Campaign

From staged incidents to distorted data, a foreign-funded campaign recasts perpetrators as victims to erode the legitimacy of Jewish presence in Judea and Samaria, advance a Palestinian state narrative, and divert attention from Palestinian terrorism

The Waning of the Iranian Crescent

The Iran war has demonstrated that power is not measured solely by missile inventories, but by the ability to integrate intelligence, operational effectiveness, technological superiority, and economic pressure into a unified strategy

The Israeli army bombed a building in the Dahieh area of Beirut BEIRUT, LEBANON - MARCH 31: Black smoke rises during an explosion caused by an Israeli warplane bombing the upper floor of a building in the Dahieh area in the south of Beirut, Lebanon on March 31, 2026. Houssam Shbaro Anadolu Beirut Lebanon. Editorial use only. Please get in touch for any other usage. Copyright: x2026xAnadoluxHoussamxShbarox

Operation Roaring Lion and the Campaign in Lebanon

A rare convergence of Hezbollah’s weakness and Iran’s existential crisis creates a narrow window for decisive action that can ensure the security of Israel’s northern communities for generations to come

March 16, 2026, Undisclosed Location, Undisclosed Location: A U.S. Army High Mobility Artillery Rocket System known as a HIMARS fires rockets in support of Operation Epic Fury against targets in Iran, March 2, 2026 at an Undisclosed Location. Undisclosed Location Undisclosed Location - ZUMAp138 20260316_zaa_p138_025 Copyright: xUsxArmy UsxArmyx

Operation Roaring Lion: Taking Stock and Looking Ahead

Three weeks into the campaign, a clear strategy is taking shape: demolition of Iran’s nuclear, missile, and proxy capabilities, combined with adaptive escalation management, aims to weaken the regime, shape internal conditions, and shift the regional and global balance of power

פרקליטות צבאית, אילוסטרציה, נוצר באמצעות בינה מלאכותית.

The Case for Legal Reform in the IDF

The war has exposed a troubling pattern of legal encroachment on the battlefield, with the legal system shifting from a supporting role to a dominant force shaping security outcomes—at times at the expense of victory and at increased risk to soldiers. This paper proposes reforms to restore the balance between legal advice and security needs, remove self-imposed constraints, and return the IDF to a single clear objective: decisive victory

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