EPL and Its Adaptations: Research and Implementation in Germany and Beyond

At the beginning of a committed relationship, almost all couples report high levels of relationship satisfaction (Fowers, Lyons, & Montel, 1996). However, the mean level of couples’ relationship satisfaction typically declines each year over at least

10 years (Glenn, 1998), and is particularly notable after the birth of the first child (Doss, Rhoades, Stanley, & Markman, 2009).