Find opposing articles, no meta-analyses, dissertations, or theses. The articles can focus on the same phenomenon, but have different hypotheses, or have different results but studied the same thing, etc: they have to be similar, but comparable. Topics: romantic attachment, parenting style, self-regulation, communication, conflict, etc. Brief introduction tell the reader what the topic is, define key concepts, no personal pronouns. Summarize only 2 articles, but more than 2 can be used for background information. Slide 2 aspects of biology that underlie social behaviour. Brainwaves how the brain functions with different stimuli, usually measured with ecg, looking at the patterns of the waves. Reflexes which often form in infancy. Unconditioned responses something that brings something out of you. From biological rhythms (e. g. sleep-wake cycle) to social rhythms: acquisition of biological regulatory skills leads to interactional synchrony, development of biological rhythms help babies deal with the time-based nature of social interactions. Babies are prepared visually for social interaction.