According to traditional intelligence paradigms, intelligence peaks around the age of 25. Discouraging news for the 26 and over set. But take heart: APS Fellow and Charter Member Phillip L. Ackerman argues for a new definition of adult intelligence and he has an impressive body of research to support it. More

Tulving Ends Controversy The following is a letter from Convention Keynote Speaker Endel Tulving to Immediate Past President Roddy Roediger. Endel Tulving, Keynote Speaker at the APS 16th Annual Convention, sips water during his presentation. “This was the time some of the hallucinators had mentioned as the time of the More

Quintessential Scientist I met Lloyd Humphreys during the first week of a three-year post-doc (quantitative methods training program, University of Illinois, 1987-1990). Soon we began meeting regularly, and I came to appreciate Lloyd’s extraordinary, brilliant mind. His wide-ranging command of applied research, psychometrics, and the study of individual differences left More