Keywords
absent-minded, absent-mindedness, adult, attention, attentive, bald, caucasian ethnicity, classroom, close-up, color image, contemporary, dark hair, day, face, generation x, green, green-toned, headshot, human, indoors, interior, looking, male, man, mid adult, monochromatic, monochrome, one, one person, people, pixtal, toned, stock image, images, royalty free photo, stock photos, stock photograph, stock photographs, picture, pictures, graphic, graphics, fine art prints, print, poster, posters, mural, wall murals, we044756