When taking a portrait, so an apocryphal story goes, he would make his subjects sit doing nothing until they were completely relaxed.
In a typical experiment situation the subjects sat facing a table with a number of cards on it.
The majority of the temperature rise was attributed to the position the subjects were sitting in compared to standing.
Her subject, a woman named Anne, sat on a platform ten feet in front of the camera.
Keïta's subjects sit still but his pictures do not.
The subjects sat with their eyes closed while a crowd of spectators watched.
The subjects sat at a table with a screen blocking the view of their hands.
In some, the subjects stood or sat rigidly side by side.
The subjects sat before a computer while two rectangles of different colors flashed on the screen.
The subjects sat quietly, shooting looks back and forth, daring one another to say something.