No Access The Journal of the Acoustical Society of America 152, 1804 (2022); https://doi.org/10.1121/10.0014116 A molecular (trial-by-trial) analysis of data from a cocktail-party, target-talker search task was used to test two general classes of explanations accounting for individual differences in listener performance: cue weighting models for which errors are tied to the speech features talkers have in common with the target and internal noise models for which errors are largely...