Touch and communication

 Title: The Communicative Functions of Touch in Humans, Nonhuman Primates, and Rats: A Review and Synthesis of the Empirical Research

Who conducted it: Matthew J. Hertenstein, Julie M. Verkamp, Alyssa M. Kerestes and Rachel M Holmes

Published when and where: The study was published in 2006 in Genetic, Social, and General Psychology Monographs.