The question of brain differences between the sexes is a sensitive and controversial field of inquiry.

Evolution of controversial fields: Lessons from the past for futures.

Psychosurgery has always been a controversial medical field.

This was a tremendous increase in the respectability of this controversial field.

Complexity, for all its youth and growing pains, is a highly controversial field.

Experts in this controversial field believe that men are hard-wired to be attracted to women who will bear healthy offspring.

But she soon ventured into still more controversial fields.

Although rarely hitting the headlines, the Council continued to work to achieve integration in restricted and less controversial fields.

The term pseudoskepticism has found occasional use in controversial fields where opposition from scientific skeptics is strong.

The school-array probably gives advantages in energy saving although this is a highly controversial and much debated field.