Place all the equipment you use where it belongs in the circle. There's cameras, computers, software, cars, shoes, winter clothing layering. The secrets of layering of winter clothing is central to some photojournalism. The photographer might not hang around if not dressed properly. Let's get abstract.
Actors have to fight for it, but they grow into more mature roles.
Photojournalism history and general history is essential. Without history, you work the same old territory without adding new understanding. Photojournalists are spotty on history, their history and general history. We know W. Eugene Smith created some great photojournalism. Essential is a funny concept.