Manual Movement in Sign Languages: One Hand Versus Two in Communicating Shapes. - Casey Ferrara; Donna Jo Napoli (Cogn. Sci., 2019)

Correlations Between Handshape and Movement in Sign Languages. - Donna Jo Napoli; Casey Ferrara (Cogn. Sci., 2021)

Playing With Language in the Manual Modality: Which Motions Do Signers Gradiently Modify? - Casey Ferrara; Jenny C. Lu; Susan Goldin-Meadow (Cogn. Sci., 2025)