Hartman has made literary and theoretical contributions to the understanding of slavery.

An important theoretical contribution was his 1935 paper on "Fisher's exact test".

Marx's most important theoretical contribution is his sharp distinction between the economic and the social division of labor.

His best known theoretical contribution is a typology of Finnish generations in the 20th century.

It is expected that the project will make a theoretical contribution to the understanding of professional learning.

For his empirical and theoretical contributions to our understanding of the perception of speech.

Research results are preferred, but theoretical contributions and new applications are also appropriate.

His work is focused on videos, installations, conceptual art and theoretical contributions.

His theoretical contributions have been emphasized by several recognized publications.

Steward's most important theoretical contributions came during his teaching years at Columbia (1946-53).