The document discusses generational differences in the workplace based on research from 2009-2011. It outlines four generations - Traditionalists born 1932-1945, Baby Boomers born 1946-1965, Generation X born 1965-1978, and Millennials born 1979-1998. It notes how the age split between these generations was changing from 1990 to 2020 based on Census data. It then discusses differences in loyalty, work ethic, leadership styles, and communication preferences between the four generations in the context of the changing workplace.