Post Doctoral Researchers


Dr. Kasey Van Hedger 

Dr. Van Hedger completed her undergraduate studies at Smith College and her PhD in Psychology at the University of Chicago. Her research background is in social psychology and psychophysiology. As part of the HBPL, she is interested in the intersection of psychophysiology and pharmacology, and enjoys exploring the effects that different drugs and hormones can have on behavior and the autonomic nervous system. She is currently funded by NIMH under the Emerging Multidisciplinary Approaches to Mental Health and Disease training grant (T32MH020065).  

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Dr. David Arndt

Postdoctoral Fellow with the Committee on Clinical Pharmacology and Pharmacogenomics (CCPP).

Dr. Arndt completed his B.S. in Psychology from The University of Kentucky in 2010 and his Ph.D. in Experimental Psychology (Behavioral Neuroscience) from Kansas State University in 2016.  Dr. Arndt participates in clinical research initiatives sponsored by industry, the National Institute of General Medical Sciences (NIGMS), and the National Institute of Child Health and Human Development (NICHD). With interests and training in pediatric clinical pharmacology, central nervous system (CNS) mechanisms of addiction, and psychiatry, Dr. Arndt's research currently focuses on how the subjective and physiological effects of drugs can be altered in individuals who experience periods of elevated mood.


DR. Ashley Vena

Postdoctoral Fellow

Dr. Vena received her B.S. in Behavioral Neuroscience from Lehigh University, and her Ph.D. in Pharmaceutical Sciences from the University of Texas at Austin. She is interested in understanding the psychological and neuropharmacological effects of drugs of abuse, and how these effects may contribute to the development of drug dependency in individuals. Additional interests include the role of gender in the subjective effects of drugs and the therapeutic potential of THC, MDMA, and psilocybin in psychiatric disorders, such as depression and PTSD.


DR. Scott schepers

Postdoctoral Fellow