You've all heard the joke, right? Well, we're not laughing, and neither is Joanne Lipman, author of the new book by the same title. (Subtitle: What Men Need to Know (And What Women Need to Tell Them) About Working Together.) She's got actionable solutions for closing the salary gap, and tips for how to stand up for yourself and inspire more men to do so for you. In Mailbag, budgeting for healthcare and whether Roth IRAs can double as emergency funds.