Tatiana Ryckman Books

Oprah Winfrey
Oprah Winfrey

By Tatiana Ryckman

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The people and culture of the Mandan
The people and culture of the Mandan

By Tatiana Ryckman

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People have inhabited North America for centuries. Among their descendants are many Native American tribes. Today, one tribe with a rich history is the Mandan. The Mandan have a vibrant culture and...

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The Ancestry of Objects
The Ancestry of Objects

By Tatiana Ryckman

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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.

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