Chas Danner on what to know about the Pittsburgh synagogue shooting. The victims of the Tree of Life synagogue massacre are martyrs. Holocaust survivor cheated death at Pittsburgh synagogue massacre by 4 minutes. The Pittsburgh synagogue shooting comes amid a yearslong rise in anti-Semitism. HIAS, the Jewish agency criticized by the shooting suspect, has a history of aiding refugees. The Pittsburgh gunman embodied the cruelty that has sometimes stained the United States — but the Hebrew Immigrant Aid Society, which he reviled, has long represented America at its most compassionate. Sam Stein: “As a Jewish child in 1990s America, anti-Semitism to me was a theory, not a reality. But today, I wonder if it will be the same for my young son”. Why anti-Semitism flourishes whenever hatred thrives.

A brief history of anti-Semitic violence in America: The synagogue attack in Pittsburgh may be the deadliest attack against Jews in American history — but it’s nowhere near the first. What is domestic tranquility? It is not being gunned down in your house of worship. At least 10 people were killed in a Pittsburgh synagogue shooting Saturday morning — must this nation worship only behind bars and guards?

A science of exceptions: Christine Wertheim reviews The Birth of Physics by Michel Serres. The Standard Model (of physics) at 50: It has successfully predicted many particles, including the Higgs Boson, and has led to 55 Nobels so far, but there’s plenty it still can’t account for. What is dark matter and why hasn’t anyone found it yet? Tom Siegfried interviews John Donoghue on making sense of many universes. The dirtiest fight in physics is about the universe itself. How the universe got its bounce back: New work resuscitates an old idea that directly challenges the Big Bang theory of cosmic origins. Ryan F. Mandelbaum on how the universe ends. So what are you going to do with that degree? Physics majors get that question, too.

A new issue of Capacious: Journal for Emerging Affect Inquiry is out. From the New Yorker, Hua Hsu on the rise and fall of affirmative action. Harvard officials, accused of racial bias, defend their admissions policy (and more). The new reading environment: The irony of the op-ed’s depressing reemergence is that everything is an op-ed now. Violent political rhetoric can feed political violence. Trump is “the most honest president in modern history”? Give me a break. Do liberals hate Trump because he’s a typical American? David Dayen on the essential difference between Bernie Sanders and Elizabeth Warren. Why are so many Guatemalans migrating to the U.S.? The migrant caravan’s plight is a glimpse of our coming climate crisis. The investigation into pipe bombs and the political fallout, explained.

Peter Lilja (Malmo): Defending a Common World: Hannah Arendt on the State, the Nation and Political Education. From Public Seminar, a symposium on Reading Hannah Arendt’s Crises of the Republic in the Age of Trump, including Mary G. Dietz (Northwestern): Lying as Politics in the Age of Trump: What Hannah Arendt does, and does not, anticipate under a deeply vicious presidency; William E. Scheuerman (Indiana): Civil Disobedience in the Age of Trump: Hannah Arendt on why civil disobedience is not just justifiable but politically imperative; and Seyla Benhabib (Yale): What is the Crisis a Crisis of? To characterize our republic’s predicament as one of democracy is an authoritarian fantasy. Richard J. Bernstein on the urgent relevance of Hannah Arendt and on the illuminations of Hannah Arendt. Lucy Cane reviews Hannah Arendt and the Fragility of Human Dignity by John Douglas Macready.

Sarah Song (UC-Berkeley): Political Theories of Migration. Should immigration laws be respected? If countries want the right and not just the power to control their borders, they have to consider the rights of immigrants, too. Cara Nine (UCC): Do Territorial Rights Include the Right to Exclude? Pedro Paulo A. Funari (Unicamp): Migration Flows from a Long-term Perspective. Nicola Piper (Sydney) and Stefan Rother and Jurgen Ruland (Freiburg): Challenging State Sovereignty in the Age of Migration. You can download Critical Perspectives on Migration in the Twenty-First Century, ed. Marianna Karakoulaki, Laura Southgate and Jakob Steiner.

Carly Crouch (Fuller): Migration, Political Power and the Book of Jeremiah. There’s grim news on climate change — will it lead to mass migration and conflict? The first chapter from Exile, Statelessness, and Migration: Playing Chess with History from Hannah Arendt to Isaiah Berlin by Seyla Benhabib. You can download The Arc of Protection: Toward a New International Refugee Regime by T. Alexander Aleinikoff and Leah Zamore.

John E. Huss (Akron): Paleontology: Outrunning Time. Turkey’s anger at Saudi Arabia over Jamal Khashoggi is about much more than a murder. White House report paints scary portrait of socialism by pretending inequality doesn’t exist (and more and more). The lottery is all too symbolic of our society, where wealth is pitched as something almost anyone can achieve with the right attitude, when, in fact, the odds are against you in more ways than you can imagine. “There really is a Trump tweet for everything”. Explosive devices sent to Clintons, Obamas, CNN: what we know (and more and more). How experts trace a homemade bomb to its source. How does this nightmare end?

From the Congressional Research Service, a report on Systemically Important or “Too Big to Fail” Financial Institutions. Should the Federal Reserve pay more attention to inflation or unemployment? Trump thinks the Fed has gone “loco” — wait until he sees what it does next. Trump’s dangerous game with the Fed, explained. Trump lashes out at Federal Reserve chairman on interest rates, “maybe” regrets picking him. Jared Bernstein: “I wish Trump would cut it out, but the Federal Reserve is not off-limits to political critique”. Paul Volcker, at 91, sees “a hell of a mess in every direction”. The first chapter from Unelected Power: The Quest for Legitimacy in Central Banking and the Regulatory State by Paul Tucker.

David Pion-Berlin (UC-Riverside): The Military and Internal Security Operations in Latin America. Alonso Gurmendi Dunkelberg on the Latin American view of jus ad bellum. Pablo Beytia (UC): The Efficiency of Subjective Well-being: A Key of Latin American Development. Joseph Stiglitz on how Costa Rica gets it right. Who are we now? Rogers M. Smith on AMLO, Trump, and American opportunities. Latin America has an open-door policy for Venezuelan refugees. Brazil’s military strides into politics, by the ballot or by force. Democracy is in crisis in Latin America — Brazil may be the next trouble spot. Renzo Llorente on the political theory of Che Guevara.

Charlie Kurth (Western Michigan): Are Emotions Psychological Constructions? Sandra Day O’Connor, first woman on Supreme Court, reveals dementia diagnosis. Don’t count on Republicans to punish Saudi Arabia: They’ve been capitulating to Trump for two years now — the murder of journalist Jamal Khashoggi isn’t likely to change that. How Trump is warping the debate on trans rights. The hack gap: Matthew Yglesias on how and why conservative nonsense dominates American politics (and more). Miscarrying at work: The physical toll of pregnancy discrimination. Fact from fiction: What you should know about the migrant caravan making its way to the U.S. border (and more). Here’s what social science tells us about that migrant “caravan” — and the Trump administration’s response.

Fighting to vote: Michael Tomasky reviews The Embattled Vote in America: From the Founding to the Present by Allan J. Lichtman. Alabama was bringing it: Andy Fitch interviews Carol Anderson, author of One Person, No Vote: How Voter Suppression is Destroying Our Democracy (and more). Voter-suppression tactics in the age of Trump: The suppression of minority votes is the homegrown corollary of the Administration’s xenophobic rhetoric— an attempt to place a white thumb on the demographic scale. Heather Cox Richardson: “Let’s talk about today’s fears of ‘voter fraud’”. Voter suppression efforts are increasing across America — it’s time for a new Voting Rights Act. Voter fraud isn’t a problem in America — low turnout is.

Scott McLemee reviews Votes That Count and Voters Who Don’t: How Journalists Sideline Electoral Participation (Without Even Knowing It) by Sharon E. Jarvis and Soo-Hye Han; and The Turnout Gap: Race, Ethnicity, and Political Inequality in a Diversifying America by Bernard L. Fraga.