This book is an attempt to connect paper to the digital world. The author discusses paper and digital documents and their advantages and disadvantages. The author also discusses the solutions that are used for integrating paper and digital documents and points out the lack of a standard in these solutions (artifacts). This book introduces a standard for the artifacts that attempt to connect paper and digital documents called Paper Digital Classes (PDC). This book is targeting those who are interested in integrating paper and digital documents and those with a background in CSCW, HCI and...