11.   He knows his business, of course, but he also knows human psychology and realizes that no one ever goes out into the arena intending to sing badly.

12.   Human psychology comes into play as well.

13.   In a culture drenched by the language of human psychology, confession has become more and more like therapy.

14.   In the media mainstream, explorations of human psychology tend toward relationship makeovers and journeys into the minds of serial killers.

15.   It ignores the basic realities of life on the planet and human psychology.

16.   Just as in human psychology, many diagnoses and treatments are controversial.

17.   Look through any dog training manual and a world of human psychology opens up, which has resonance in all relationships.

18.   Other choreographers may be storytellers, students of human psychology, producers of spectacle.

19.   Rarely is human psychology exposed in such a raw, visceral manner.

20.   The setting of wages also reflects the complexities of human psychology, the behavioral economists argue.