Explanipedia

Reconceptualizing the 1990s judicial revolution in Israel and its implications for 2023–25 Open

Udi Sommer, Rachel Colson, Nathaniel Schmidt · 2025

The proposed judicial reform of 2023 is often framed as a countermovement to the judicial revolution of the 1990s. In this narrative, Chief Justice Aharon Barak, along with other Supreme Court justices, led a top-down transformation that e…

High Courts, Endowments, and Support for Institutional Change: Evidence from Israel and the United States Open

Eileen Braman, Udi Sommer, olivier kamoun · 2025

Proposals to change the institutional features of national high courts have been on the agenda recently in the United States and Israel. Using insights about endowment effects and prospect theory from behavioral economics, we theorize abou…

Solidarity in question: activation of dormant political dispositions and Latino support for Trump in 2020 Open

Udi Sommer, Idan Franco · 2024

Expectations about ethnic solidarity notwithstanding, Latino support for Donald Trump grew between the 2016 and 2020 presidential elections. Despite his anti-immigration positions and policies, the number of votes cast for Trump unexpected…

Tech titans, cyber commons and the war in Ukraine: An incipient shift in international relations Open

Eviatar Matania, Udi Sommer · 2023

After years of highlighting the importance of cyber elements to the battlefields of the 21st Century, many observers are perplexed to see how conventional the war in Ukraine seems to be. We argue, nonetheless, that the war in Ukraine is an…

Trump’s African Americans? Racial resentment and Black support for Trump in the 2020 elections Open

Udi Sommer, Idan Franco · 2023

The juxtaposition of the 2016 and 2020 elections reveals that despite articulating prejudiced positions as a candidate and then as president, Donald Trump broadened his support among minorities. Particularly perplexing is the fact that sup…

The rise of companies in the cyber era and the pursuant shift in national security Open

Udi Sommer, Eviatar Matania, Nir Hassid · 2023

As the cyber era ushers in a new realitynationally and internationally, national security is transformed aswell. We aim to theorise the several levels at which that changesunfolds. First, we explain how the unique features andcharacteristi…

Opportunistic legislation under a natural emergency: Grabbing government power in a democracy during <span>COVID</span>‐19 Open

Udi Sommer, Jonathan Parent, Quan Li · 2023

With increasingly frequent emergencies related to pandemics, climate change, or any other as yet unforeseen disaster, it is imperative to develop our understanding of how opportunistic legislation and policy grabs may appear even in democr…

Trump’s African Americans? Racial Resentment and Black Support for Trump in the 2020 Elections Open

Udi Sommer, Idan Franco · 2023

The Political Ramifications of Judicial Institutions: Establishing a Link between <i>Dobbs</i> and Gender Disparities in the 2022 Midterms Open

Udi Sommer, Or Rappel‐Kroyzer, Amy Adamczyk, Lindsay Lerner, A. Weiner · 2023

In the American system of government, courts are designed to operate within the legal sphere, with limited political interference. Is it possible, though, that a behavior that is at the heart of the political process can be influenced dire…

Policy diffusion in federal systems during a state of emergency: diffusion of COVID-19 statewide lockdown policies across the United States Open

Sharon Elhadad, Udi Sommer · 2022

This paper develops a unified model of policy diffusion to analyze the speed of adoption of statewide lockdown policies within a federal system during the COVID-19 pandemic. The modified unified model was built to improve our understanding…

The Political Ramifications of Judicial Institutions: Establishing a Link between Dobbs and Gender Disparities in the 2022 Midterms Open

Udi Sommer, Or Rappel‐Kroyzer, Amy Adamczyk, Lindsay Lerner, A. Weiner · 2022

Urban attributes and the spread of COVID-19: The effects of density, compliance and socio-political factors in Israel Open

Nir Barak, Udi Sommer, Nir Mualam · 2021

Pandemic Politics: COVID-19 as a New Type of Political Emergency Open

Udi Sommer, Or Rappel‐Kroyzer · 2021

Politics of the US COVID-19 Vaccination Campaign: Partisanship’s Effect is Countered only by Increasing Impact for Education Open

Udi Sommer, Or Rappel‐Kroyzer · 2021

Replication Data for: Norms and Political Payoffs in Supreme Court Recusals Open

Udi Sommer, Quan Li, Jonathan Parent · 2020

In times when the public and scholarly debates around the effects of norms on political decision making are at their height—and in light of the argument that government decisionmakers are now likelier than ever to put political payoffs abo…

The Politicization of Women’s Health and Wellbeing Open

Udi Sommer, Aliza Forman‐Rabinovici · 2020

The framers and advocates of the United Nations Sustainable Development Goals face a unique challenge when it comes to the goals of Sustainable Development Goal (SDG) 3, good health and wellbeing, as it concerns women’s health. The health …

recusal paper analysis.Rmd Open

Udi Sommer, Quan Li, Jonathan Parent · 2020

Analysis for Norms and Political Payoffs in Supreme Court Recusals

Norms and Political Payoffs in Supreme Court Recusals Open

Udi Sommer · 2020

Political Environment Aspects of COVID-19: Political Urban Attributes, Density and Compliance Open

Nir Barak, Udi Sommer, Nir Mualam · 2020

Reconceptualizing the Watchdog: Comparing Media Coverage of COVID-19 Response in Democracy Open

Udi Sommer, Or Rappel‐Kroyzer · 2020

Recusal Database.tab Open

Udi Sommer, Quan Li, Jonathan Parent · 2020

Data base for Norms and Political Payoffs in Supreme Court Recusals

Women Hold Up Half the Sky: A Comparative Analysis of Women’s Political Rights and Legal Systems from 1981- 2004 Open

Udi Sommer, Victor Asal · 2019

Examining Extrajudicial Killings: Discriminant Analyses of Human Rights Violations Open

Udi Sommer, Victor Asal · 2019

Explaining the Birthright Citizenship Lottery: Longitudinal and Cross-National Evidence for Key Determinants Open

Omer Solodoch, Udi Sommer · 2018

In the modern nation-state, birthright citizenship laws — jus soli and jus sanguinis — are the two main gateways to sociopolitical membership. The vast majority of the world’s population (97%) obtain their citizenship as a matter of birthr…

Political and legal antecedents of affirmative action: a comparative framework Open

Udi Sommer, Victor Asal · 2018

Much of the literature on affirmative action is normative. Further, in scholarship that takes an empirical approach to examine this topic, the object of inquiry is typically the ramifications of such provisions – most notably the extent to…

Women, Demography, and Politics: How Lower Fertility Rates Lead to Democracy Open

Udi Sommer · 2018

Where connections between demography and politics are examined in the literature, it is largely in the context of the effects of male aspects of demography on phenomena such as political violence. This project aims to place the study of de…

Replication Data for: Political and Legal Antecedents of Affirmative Action: A Comparative Framework Open

Udi Sommer · 2018

Much of the literature on affirmative action is normative. Further, in scholarship that takes an empirical approach to examine this topic, the object of inquiry is typically the ramifications of such provisions; most notably the extent to …

Paths to Social Change: Analyses of Decriminalization of Sodomy Open

Udi Sommer, Victor Asal · 2018

Ideological influences on governance and regulation: The comparative case of supreme courts Open

Keren Weinshall, Udi Sommer, Ya’acov Ritov · 2017

A key influence on governance and regulation is the ideology of individual decisionmakers. However, certain branches of government – such as courts – while wielding wide ranging regulatory powers, are expected to do so with no attitudinal …

Crusades against Corruption and Institutionally-Induced Strategies in the Israeli Supreme Court Open

Udi Sommer · 2017

In his last public address prior to departure, the recently retired Israeli Supreme Court Justice, Mishael Cheshin, emphasized that the prevention of corruption was the single most important thing he would like to leave as his legacy. In m…

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