Authority consists in having standing to make a claim on another person’s actions. Authority comes in degrees: persons have the authority to make moral demands on each other, but if they participate in close relationships, such as friendships or love relationships, their authority over each other is greater, compared to the authority of strangers to make demands, as participants in personal relationships can demand more from each other than can strangers. This paper discusses the phenomenon of a relationship-dependent greater authority (...) on a conceptual level. It thereby fills a gap in the literature on the proper theory of authority : while being a common part of our moral practice, relationship-dependent authority has mostly been neglected in this context. It is even doubtful whether the most influential contemporary accounts of authority can accommodate it. As will be argued, neither Joseph Raz’s service conception nor Stephen Darwall’s second - personal conception of authority are able to. The trig. (shrink)