For Generation X, super careers are out and shared parenting is in. What used to be mistaken for a “slacker” work ethic (by media dominated by workaholic boomers) is actually a generation-defining concern for work-life balance. A report from Catalyst says that professionals in Generation X “place more emphasis on personal goals than on those related to work.” Both parents expect to be closely involved with the children, and full-time childcare is widely rejected as not consistent with the core values of the generation.

— Game plan for peaceful coexistence of kids and career (emphasis mine)