Robert J. Youmans

Learn More
The operation of machines typically requires attention to instruments that signal the state of the machine. One safeguard against primary instrument malfunction is to provide backup instruments, but this works only if the operators react to malfunction by switching attention to the backups. Little is known about the effect of negative outcomes or feedback(More)
Individual differences in cognitive flexibility may underlie a variety of different user behaviors, but a lack of effective measurement tools has limited the predictive and descriptive potential of cognitive flexibility in human-computer interaction applications. This study presents a new computerized measure of cognitive flexibility, and then provides(More)
The cognitive skills required for successful academic performance includes self-regulatory functioning, an ability to enact conscious control over thoughts, feelings, and actions. The current studies examined the effects of brief periods of meditation on the academic performance of students at California State University, Northridge. Participants from four(More)
Problem solving requires the use of higher mental functions, functions that can be improved with training (Brown, Ryan, & Creswell, 2007). The current study examines the effects of meditation on creative problem solving. Participants were undergraduate students (n = 81) who were randomly assigned to meditate or rest. Next, Pp were asked to solve a problem:(More)
  • 1