Debra Lieberman: U of Hawaii PsychologyMechanisms for detecting kin rely on cues that correlated with relatedness in ancestral environments to adaptively regulate mate selection and altruistic effort. For siblings, one potential cue, proposed by Edward Westermarck, is co-residence duration. Another cue that would have been highly predictive of siblingship is seeing one's mother caring for […]

Peter Todd: U of Indiana Cognitive Science, Informatics, and Psychological and Brain SciencesThe choice of a mate is not only one of the most important decisions in our lives, but also one of the most difficult, fraught by lack of knowledge of the options to come and inability to return to options already passed by. […]

Katie Hinde: UCLA AnthropologyLactation represents the greatest post-natal cost of mothering in primates and numerous studies have established that variation in maternal condition is associated with infant growth, development, health, and survival. Presumably the effects of maternal condition are mediated through milk output during lactation, however this relationship remains poorly understood. Here I present the […]