Heather Richardson

Heather Richardson is a Professor and Graduate Program Director for the Neuroscience and Behavior Interdisciplinary Graduate Program at the University of Massachusetts Amherst, affiliated with the Department of Psychological and Brain Sciences. Based in Morrill Hall (N206), she leads the Richardson Laboratory, which investigates the neurobiological underpinnings of stress and addiction with a focus on sex differences and developmental vulnerability.

Her research centers on how sex-based variations in brain structure, neurochemistry, and hormonal systems drive differential susceptibility to stress-related disorders including anxiety, depression, and addiction. Using rodent models, her lab examines critical developmental periods—particularly adolescence and perinatal stages—where stress or alcohol exposure disrupts neural remodeling and establishes sexually dimorphic behavioral patterns. Key mechanisms under investigation include microglial activation, myelination deficits, corticotropin-releasing factor signaling, and neuroimmune responses in frontolimbic circuits.

Analysis of her recent publications reveals a cohesive trajectory exploring sex-specific alcohol consumption dynamics, with emphasis on adolescent neurodevelopmental consequences. Her work consistently identifies how early alcohol exposure alters prefrontal-amygdala connectivity, induces neuroinflammation, and impairs myelination, with females exhibiting heightened vulnerability to front-loading behavior. The research bridges molecular neurobiology with behavioral outcomes, highlighting translational pathways for sex-targeted addiction interventions.

As Graduate Program Director, Richardson oversees mentorship and training for neuroscience graduate students. Her laboratory operates within the university's neuroscience infrastructure, utilizing advanced behavioral, molecular, and imaging techniques to dissect addiction mechanisms without specific grant details provided in source materials.

The Richardson Laboratory maintains active investigation into how developmental stressors program lifelong addiction vulnerability, with current work focusing on hormonal modulation of neural plasticity and sex-specific therapeutic targets for alcohol use disorder.