Explain how internal influences affect our personality development

Possessing a strong foundation of knowledge in the specific area/ topic.
Possessing domain relevant skills in the specific area, such as having computer skills if working on computers or knowing how to play an instrument if playing in a band.
Specific cognitive abilities are also reported to be associated with increased creativity, such as shorter reaction time, quicker processing speed ability, cognitive flexibility, increased inhibition and greater cognitive control, higher levels of fluid intelligence, strong memory/ long term storage and retrieval of information, and increased capacity for divergent thinking.