Role and Importance of Data in Public Health. Address the basic concepts, methods, and tools of public health data collection, use, and analysis and why evidence-based approaches are an essential part of public health practice.
Every language in the world-from English to Mandarin-evolved from a prehistoric 'mother tongue' first spoken in Africa tens of thousands of years ago, a new study reveals.
Washington J. McCormick, a Republican Congressman from Montana, in 1923 proposed to displace English in favor of American as the national language. Apparently, this was the first official-language measure ever considered by the U.S. Congress. The bill died in committee, although it was adopted later that year by the state of Illinois. McCormick's rationale for the change was quoted in The Nation on April 11, 1923: