The ecological theory emphasizes environmental factors as playing the major role to development.

Again, the theory emphasized similarities of structure while disregarding other important characters, so it was never generally accepted.

Results support theories emphasizing rehearsal as a mediator of incentive level effects on learning.

World-system theories emphasize the international character of the capitalist economy.

Lewis's economic theories emphasise the relationship between traditional agriculture and modern industries in the developing countries.

Dąbrowski's theory of personality development emphasized several major features including:

The theory emphasizes the importance of childhood experiences.

Some theories of acting emphasize that an actor must know his character's back story.

E-M theory emphasized the value of aircraft specific energy maintenance as an advantage in fighter combat.