What's the truth about the gender pay gap? Is it explained by misogyny and discrimination, or by the choices women make? Maybe a combination of the two? Is it getting better? And with women outnumbering men in colleges, universities, and graduate programs, is it about to disappear altogether? IPI Resident Scholar Dr. Merrill Matthews shares some information from the book "The Myth of Inequality" on the gender pay gap with IPI President Tom Giovanetti.