The response-signal speed-accuracy trade-off (SAT) procedure was used to provide an in-depth investigation of the impact of aging on the dynamics of short-term memory retrieval. Young and older adults studied sequentially presented 3-item lists, immediately followed by a recognition probe. Analyses of composite list and serial position SAT…

Because of its potential importance for word learning, children's judgment of whether they know names for objects was investigated. In Study 1, judgment accuracy was at or near ceiling in about two-thirds of 4-year-olds, and covaried with judgment of word familiarity and with justifying novel name mapping in terms of avoidance of name overlap. The…

Infants prefer to listen to happy speech. To assess influences of speech affect on early lexical processing, 7.5- and 10.5-month-old infants were familiarized with one word spoken with happy affect and another with neutral affect and then tested on recognition of these words in fluent passages. Infants heard all passages either with happy affect…