Museum objects have biographies shaped by their material, geographical and cultural origins, their initial intended purpose, and the ways in which they are valued and interpreted by curators and public audiences. Often one object becomes highly symbolic of a particular group even as its presentation over time reflects changing perceptions of the culture as well as the individual object. A Maori hei-tiki – a small but distinctive greenstone pendant – collected by Charles Wilkes on his United States Exploring Expedition in 1840 provides insight into changing museum practices, museum networks of exchange, the impact of professionalizing expertise in ethnology and anthropology since the late nineteenth century, shifting public interests and exp...