I'd ask this a slightly different way: how do you mitigate the risk of having a critical person on a small team? Maternity leave is just one way in which havin

I'd ask this a slightly different way: how do you mitigate the risk of having a critical person on a small team? Maternity leave is just one way in which having a small 'bus number' ( http://c2.com/cgi/wiki?BusNumber http://c2.com/cgi/wiki?BusNumber ) may smite you.