The analysis, from the UW-Madison La Follette School of Public Affairs, said the current U.S. unemployment rate of eight percent masks a far greater problem, the precarious situation faced by men with few skills and modest education.”Twenty percent of American men ages 25 to 54 are not working, compared to less than 5 percent in the 1950s, and 35 percent of those men lack high school diplomas,” said UW-Madison Prof. Robert Haveman, co-author of the study.