By Cameron Smith Two weeks of paternity leave places Britain firmly near the bottom of fatherly league tables. It’s time to extend it, writes Cameron Smith After months of nervous anticipation for your first child’s arrival, the best-laid plans often go awry. As a new dad, you’ll listen closely to the birth plan your partner carefully arranges with midwives. You’ll prepare to leave work at a moment’s notice with the pretence of an orderly handover. And you’ll tentatively agree to plans with excited family members eager to meet the new addition. But mostly, you’re flying blind, with no real clu…