Biographies of Prophet Muhammad extol his distinguished life, noting his achievements as a healer, diplomat, and general. Among these successes, it is especially as a teacher that Muhammad's exemplarity shines through. However, Muhammad's educational leadership arose not only out of his considerable capacities but also out of his limitations.…

This article presents results of a longitudinal study of receptive American Sign Language (ASL) skills for a large portion of the student body at a residential school for the deaf across four consecutive years. Scores were analyzed by age, gender, parental hearing status, years attending the residential school, and presence of a disability (i.e.,…