The geographical distance between all these people would have made this joint effort impossible without one the most exciting developments of recent years: Internet and e-mail.Above all, we want to thank oUf famiIies, Susanne, Andreas and Tobias, and Vera and Olaf, for being so understanding and giving us the freedom to write this book.
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.