Adults and infants show a “prototype effect” for speech sounds Patricia K. Kuhl Citation: The Journal of the Acoustical Society of America 86, S48 (1989); doi: 10.1121/1.2027527 View online: https://doi.org/10.1121/1.2027527 View Table of Contents: https://asa.scitation.org/toc/jas/86/S1 Published by the Acoustical Society of America