Students may need explicit training in informal statistical reasoning in order to design experiments or use formal statistical tests effectively. By using scientific scandals and media misinterpretation, we can explore the need for good experimental design in an informal way. This article describes the use of a paper that reviews the measles mumps…

Responding to Johnston's projections for the future of Australian Sign Language (Auslan), I analyzed school enrollments in American educational programs and found similar trends. There are fewer deaf and hard of hearing children in school now than twenty years ago, with the largest decline, approximately 50 percent, among children with profound…

According to enrollments in schools for the deaf and data from the national census and neonatal hearing screening programs, the incidence of severe and profound childhood deafness in Australia is, and has been, less than commonly assumed. Factors implicated include improved medical care, mainstreaming, cochlear implants, and genetic science. Data…