Nicaraguan Sign Language, developed only 30 years ago by Deaf children in Nicaragua needing a way to communicate, offers insight to ways an adapted language affects thought processes. In a new study, which was published June 25 in the Proceedings of the National Academy of Sciences, co-author Anna Shusterman, assistant professor of psychology explains how human spatial cognition depends on the acquisition of specific aspects of spatial language. The article, titled “Evidence from an emerging sign language reveals that language supports spatial cognition,” is co-authored by Jennie Pyers (Wellesley), Ann Senghas (Barnard College), Elizabeth Spelke (Harvard) and Karen Emmorey (San…