Cambridge University Press) is now available. It is an edited volume, overseen by Frank Fincham and Ming Cui of Florida State University, with each chapter written by different authors.
I contributed one of the opening chapters, providing background information on Emerging Adulthood and its possible links to romantic-relationship development.
Other chapters cover a variety of topics, including relationship initiation, family-of-origin influences, sexuality, cohabitation, and relationship education. There are also chapters on methodological and statistical approaches to studying close relationships, such as the Actor-Partner Interdependence Model.