In Lighting 102, we have learned some of the basic physical controls that we can apply to light: angle, distance, size, restriction.

We've also learned how to identify and control the zones of light that fall onto our subjects: diffused highlight, specular highlight, diffused shadow, diffused highlight to shadow transfer.

But there is another control lever that is more complex, more powerful and more evocative than all of the ones listed above. Read more »

http://strobist.blogspot.com/2016/07/lighting-102-one-more-thing.html