The second edition of this successful book provides further and in-depth insight into
theoretical models dealing with Internet addiction as well as includes new therapeutical
approaches. The editors also broach the emerging topic of smartphone addiction. This book
combines a scholarly introduction with state-of-the-art research in the characterization of
Internet addiction. It is intended for a broad audience including scientists students and
practitioners. The first part of the book contains an introduction to Internet addiction and
their pathogenesis. The second part of the book is dedicated to an in-depth review of
neuroscientific findings which cover studies using a variety of biological techniques including
brain imaging and molecular genetics. The third part of the book focuses on therapeutic
interventions for Internet addiction. The fourth part of the present book is an extension to
the first edition and deals with a new emerging potential disorder related to Internet
addiction - smartphone addiction. Moreover in this second edition of the book new content has
been added. Among others the reader will find an overview of theoretical models dealing with
Internet addiction results from twin studies in the context of Internet addiction and
additional insights into therapeutic approaches to Internet addiction.