J. Bryan Hehir Books

The Long Darkness: Psychological and Moral Perspectives on Nuclear Winter

By Lester Grinspoon

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Liberty and Power

By James Lindsay, Michael Walzer, Charles Krauthammer, Louise Richardson, Shibley Telhami, Bryan J. Hehir

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"How a nation "commits itself to freedom" has long been at the heart of debates about foreign aid, economic sanctions, and military intervention. Moral and faith traditions have much to say about w...

Catholic Charities USA 100 Years at the Intersection of Charity and Justice

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Hard choices

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Since Somalia, the international community has found itself changing its view of humanitarian intervention. This volume of original essays by international policy leaders, practitioners, and schola...

Hard choices

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New Nuclear Debate

By J. Bryan Hehir, Robert Gessert

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The Church and the arms race

By J. Bryan Hehir

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Driven from home

By David Hollenbach

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Throughout human history people have been driven from their homes by wars, unjust treatment, earthquakes, and hurricanes. The reality of forced migration is not new, nor is awareness of the sufferi...

Influence of Faith

By Elliott Abrams

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Catholic Charities USA

By J. Bryan Hehir

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.