This book is part of a series exploring the dynamic universe of the Internet in the 21st century. Collected here are papers discussing a wide range of topics and issues impacting and relating to the Internet, such as the proliferation of online support groups for HIV/AIDs patients; dissociation in the virtual world; the Internet and entrepreneurship in Poland; Internet domain name problems; designing effective Internet policies; virtual learning and classroom sites and the role of the Internet in citizen science.