Norman Ornstein Books

"Applying the lessons of presidential history, this anthology of case studies--written by leading political scientists, historians, and subject matter experts--delves into the many facets of the pr...

Triumphs and tragedies of the modern presidency

By Maxmillian Angerholzer

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Triumphs and tragedies of the modern Congress

By Maxmillian Angerholzer

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"Published in partnership with the Center for the Study of the Presidency and Congress, this book offers insightful examinations of congressional success and failure from the New Deal to today by l...

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.