Changes to the law will allow parents with babies born from April to share the time they are allowed to take off from work to raise their newborn.
Ben, 29, who is married to Una, 33, decided to lead the Government campaign to encourage fathers to stay home with their new babies, despite the fact that he won't be eligible for the new shared leave, as Una's due date is in February.
Explaining his decision Ben said: "In this day and age women can just as easily be the main breadwinner as men. Why should they have to give up their careers when they have children?"
Changes to the law mean that following the first two weeks after the birth of a baby, up to 50 weeks of leave and 37 weeks of pay can be shared between the parents.
But a recent survey found that three quarters of men don't want shared parental leave and 42Slideshow-184535%