If a writing “territory” exists in which I know more than others, it might be the Presbyterian Church (USA) peace-accompaniment program in Colombia (or the 1971-72 Washington Redskins).
How can I ‘write what I know’ when I don’t know anything?

If a writing “territory” exists in which I know more than others, it might be the Presbyterian Church (USA) peace-accompaniment program in Colombia (or the 1971-72 Washington Redskins).
When I think about "powerful writing," I would point to the piece that I wrote for a website about the late South African female soccer player Eudy Simelane.
On 3 October 2016, Cameroon had just tied Venezuela in the final moments of a football match at the FIFA Under-17 Women's World Cup in Jordan. On the indirect free kick that constituted the ensuing kickoff, watch what Deyna Castellanos does.