Preface

Virtual Reality is clearly interdisciplinary research area. It has, not only Information Technology importance but social, educational, economical importance too. It combines multiple disciplines for the development of virtual reality systems in which the user has the immersive feeling of being in the real world. Virtual reality has several applications in almost all fields of real life. The most typical fields for the application of virtual reality are health-care, engineering and game industry.

The objective of this book is to provide new knowledge to the readers.

The reviews in this book describe the latest Virtual Reality-related knowledge in three fields: virtual reality tools, virtual reality in education and rehabilitation and ergonomic design.

The chapters selected for this volume offer new perspectives in terms, tested practices and solutions. Our book may be a solid basis for the novice and advanced engineers who would like to develop user friendly Virtual Environments for education, rehabilitation and other applications of Virtual Reality.

The main features of this book can be summarised as follows:


This book provides a resource for wide variety of people including academicians, designers, developers, educators, engineers, practitioners, researchers, and graduate students.

We would like to thank the authors for their contributions. Without their expertise and effort, this book would never be born. InTech editors and staff also deserve our sincere recognition for their support throughout the project.

#### XII Preface

Finally the editor would like to thank her husband Ferenc Sik, her sons András Sik and Gergely Sik for their patience and Professor Janos Schanda, the Head of the Editor's Laboratory for his wise advices.

> **Dr. Cecília Sík Lányi**  Associate professor at the University of Pannonia, Veszprem, Hungary
