Second, moderators of executive function, such as medication and sleep, were seldom controlled for in studies of executive function performance.
Although executive functions have been widely studied in individuals with autism spectrum disorders (ASD), there have been no direct empirical studies of executive abilities in savants with ASD.
Michael, J., Minzenberg, A. R. L., Thelen, S., Carter, S. S., & Glahn, D. C. Meta-analysis of 41 functional neuroimaging studies of executive function in schizophrenia.
Until recently, researchers only knew what mattered for children living in high-income countries, as most studies of executive functions were done in these areas.
Unlike most studies of executive pay, the survey also compared the most common method of estimating the value of stock options with the one that arguably influences executive behavior the most: the options' value based on the current stock price.
But two of the most comprehensive and respected studies of executive compensation found little evidence of a gap between male and female chief executives after controlling for age and years of experience.
But studies of executive career paths and compensation offer little hope of testing these predictions, both because of the difficulty of gathering appropriate data, and because of the many non-tournament features of corporate employment.
Only one of seven studies of executive function found a more rapid decline in DLB, and differences in visuospatial or language tests were not found.
The test is highly relevant because it shares important features with a test commonly used in human studies of executive functioning, the Wisconsin Card Sorting Test.
