Depression is the primary emotional condition for which help is sought. Depressed people
often report persistent rumination, which involves analysis, and complex social problems in …

The authors contributed equally to this paper. Order of authorship was determined alphabetically.
Correspondence may be addressed to any of the authors.Adaptationism is a research …

An integral part of cell division is the separation of daughter cells via cytokinesis. There is
now good evidence that the completion of cytokinesis requires coordinated membrane …

One of the most dramatic demonstrations of the role of the mind in one's apprehension of
the world is the existence of cognitive biases. This chapter presents a three‐category …

Chromosome orientation and alignment within the mitotic spindle requires the Aurora B
protein kinase and the mitotic centromere-associated kinesin (MCAK). Here, we report the …

Evolutionary biologists use Darwinian theory and functional design (“reverse engineering”)
analyses, to develop and test hypotheses about the adaptive functions of traits. Based upon …

The role of serotonin in depression and antidepressant treatment remains unresolved
despite decades of research. In this paper, we make three major claims. First, serotonin …

Entry into anaphase and exit from mitosis depend on a ubiquitin–protein ligase complex called
the anaphase-promoting complex (APC) or cyclosome. At least 12 different subunits were …

Purpose: Fatigue and depression typically occur together in cancer patients, suggesting a
common etiology, perhaps based on serotonin. This randomized clinical trial tested whether …

Fatigue is often related to cancer, and that related to its treatment is the most commonly
reported side effect of cancer treatment. It differs from that induced by other causes, such as …