Pericytes are unique, multi-functional mural cells localized at the abluminal side of the perivascular space in microvessels. Originally discovered in 19th century, pericytes had drawn less attention until decades ago mainly due to lack of specific markers. Recently, however, a growing body of evidence has revealed that pericytes play various important roles: development and maintenance […]

Are you feeling emotionally fragile, moody, unpredictable, even ungenerous to those around you? Here, we review how and why these phenomena can occur as a result of insufficient sleep. Sleep loss disrupts a broad spectrum of affective processes, from basic emotional operations (e.g., recognition, responsivity, expression), through to high-order, complex socio-emotional functioning (e.g., loneliness, helping […]

People often seek new information and eagerly update their beliefs. Other times they avoid information or resist revising their beliefs. What explains those different reactions? Answers to this question often frame information processing as a competition between cognition and motivation. Here, we dissolve this dichotomy by bringing together two theoretical frameworks: epistemic motivation and active […]