A Character arc is the journey and development of a character throughout a story. Three basic arcs exist that appeal to certain age groups.
Feminism has tried to define a strong female character, but maybe the strong female characters should be what redefines feminism.
Emotions are essential in Stories. The reader, the characters, and the writer should all be experiencing a variety of emotions.
The backstory is the part that isn't included in the story. But for the writer, it adds depth and additional ideas.
The continuous debate of plot vs character is less of a debate, and more of the balance of moving a story forward.