Study: Facial expressions evolved from optical needs The near-opposite facial expressions of fear and disgust are rooted in emotional responses that exploit how our eyes gather and focus light to detect an unknown threat, found a study by Cornell neuroscientist, Adam Anderson.
	Low-income home strife drives earlier teen sex Environmental influences – rather than genetic propensities – are more important in predicting the age when adolescents from stressful backgrounds become sexually active, reports a recent study by Jane Mendle.
	Adapted arthritis program boosts participation Enhancing an arthritis program’s content and delivery with help from community partners improved program attendance, while maintaining the same physical and mental health benefits as the original, reports a recent study by Cary Reid and Karl Pillemer.
	Child abuse and neglect rise with income inequality Income inequality increases the risk of child abuse and neglect according to a nationwide study by John Eckenrode and colleagues.
	Book highlights memory’s role as social glue Memory’s crucial impact on our ability to establish and maintain social bonds is the focus of Nathan Spreng’s new book.
	New institute focuses on human brain research The new Human Neuroscience Institute in Cornell’s College of Human Ecology, directed by Valerie Reyna, aims to advance research on the neural basis of human behavior.
	Study: Ads can influence ‘smart’ false memories Consumers who have a propensity to think more about decisions produce more false memories than those who process information at a more superficial level found a new study by Charles Brainerd and colleagues.
	New project to explore natural mentoring Steve Hamilton has received funding from the William T. Grant Foundation for a study that aims to improve our understanding of natural mentoring relationships.
	Young ‘pranksters’ skewed landmark sexuality study A widely cited study in the mid-1990s appears to have misrepresented the number of homosexual and bisexual youth potentially because questions were answered incorrectly either on purpose or through misunderstanding, according to Ritch Savin-Williams.

Students in the News

Hooking up for the ‘wrong reasons’ tied to poorer health College students’ intentions for engaging in casual sex influence how it affects their mental and physical health, reports a recent study by graduate student Zhana Vrangalova.

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New Resources

	Study reveals origins of facial expressions
	Sternberg on culture, intelligence and education
	Minority youth see science as a ticket up