Keywords
20s, 25-30 years, adult, anatomy, asian, asian ethnicity, biology, blue, button down shirt, casual clothing, classroom, close-up, color image, contemplation, education, expertise, formula, front view, hand on chin, horizontal, ideas, indoors, looking at camera, male, man, one man only, one person, one young man only, pacific islander ethnicity, photography, portrait, professor, serious, shaved head, skill, standing, text, thinking, waist-up, western script, whiteboard, young, young adult, 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, u10392798