A new study shows chacma baboons within a troop spend more of their time with baboons that they resemble, choosing to associate with those of a similar age, status, and even personality. This is known as homophily, or "love of the same."I take a closer look at this study and what it means for the spread of information or culture within groups at the British Psychological Society's Research Digest Blog: Baboons Like to Hang Out With Other Baboons That are Similar.