Keywords
18-19 years, 2, 20's, 20-25, 20-30, 20s, 25-30, 30's, 30-35, 30-40, 30s, 35-39 years, 35-40, 40's, 40-45, 40-50, 40s, 45-50, 50-55, 50-60, 55-60, adult, america, american, americas, back view, background people, brown hair, brunette, caucasian, close up, close-up, closeup, color, color image, colour, concentrating, concentration, east, east coast, education, facing away, fellow, fifties, fifty, focusing, focussing, forties, forty, gentleman, guy, hand on chin, head & shoulders, head and shoulders, hearing, horizontal, human, human being, indoor, indoors, information, inside, instructing, intelligence, intensity, knowledge, leaning, learning, listener, listening, looking away, male, man, mature adult, mature men, mid adult, mid life, middle age, middle aged, middle-age, middle-aged, new york, north america, ny, observing, openness, people, person, photography, profile, pupil, school, selective focus, serious, seriousness, side view, side-view, solemn, somber, student, studying, thirties, thirty, tuition, twenties, twenty, two, two people, u.s, u.s.a, united states, united states of america, us, usa, viewing, watching, western european, wisdom, young adult, young men, 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, bld164215