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Full-Text Articles in Life Sciences

Minerva 2009, The Honors College Dec 2009

Minerva 2009, The Honors College

Minerva

This issue of Minerva includes a story on alumna Betsy Leitch and her husband Bill Leitch, Betsy's connection to Colvin Hall, and their ongoing support of Honors; an article about Colvin Hall renovations and the opening of the Margaret Chase Smith Visiting Faculty Suite; and an interview with Pulitzer Prize-winning Honors graduate, Bettina Boxall. Other highlights include the story of Honors graduate Adam Jones and his involvement in saving the USS Alabama.


Criterial Noise Effects On Rule-Based Category Learning: The Impact Of Delayed Feedback, Shawn W. Ell, David A. Ing, Todd W. Maddox Mar 2009

Criterial Noise Effects On Rule-Based Category Learning: The Impact Of Delayed Feedback, Shawn W. Ell, David A. Ing, Todd W. Maddox

Psychology Faculty Scholarship

Variability in the representation of the decision criterion is assumed in many category learning models yet few studies have directly examined its impact. On each trial, criterial noise should result in drift in the criterion and will negatively impact categorization accuracy, particularly in rule-based categorization tasks where learning depends upon the maintenance and manipulation of decision criteria. The results of three experiments test this hypothesis and examine the impact of working memory on slowing the drift rate. Experiment 1 examined the effect of drift by inserting a 5 s delay between the categorization response and the delivery of corrective feedback, …