"Adaptive behavior produces maladaptive anxiety"
Frazer Meacham
University of Washington
 
Normal anxiety is considered an adaptive response to the possible presence of danger, but it appears highly susceptible to dysregulation. Anxiety disorders are prevalent at high frequency in contemporary human societies, yet impose substantial disability upon their sufferers. This raises a puzzle: why has evolution left us vulnerable to anxiety disorders?
"The evolution and biomedical implications of human deletion variants shared with archaic hominin genomes" 
Omer Gokcumen 
State University of New York at Buffalo 
 
Allele sharing between modern and archaic hominin genomes has been variously interpreted to have originated from ancestral genetic structure or through non-African introgression fr