s/guy/person/ would be an improvement, yes. Or 'participant' or 'contributor'. Making the terminology a little more descriptive seems to make it easier to not

s/guy/person/ would be an improvement, yes. Or 'participant' or 'contributor'. Making the terminology a little more descriptive seems to make it easier to not end up with gendered terms, and I can't speak for anybody else but -I- certainly need all the help I can get to not screw this sort of thing up.