We often hear about the effect mothers have on us, but what is it that we receive, or miss, depending on the presence or absence of our fathers?  Our species as a whole is mostly primed to raise children with both mother and father participating, so both parents must contribute, but it can be difficult to differentiate what comes from our dads.  Join Sarah for an exploration of the latest research of what our fathers give us, and what we miss when they are absent.