I see an angel, whose soft face is within the bulb/head, surrounded by an aura or electrical field. I see this representing the divine nature of the mind of man, for which the body is technology. Through the technology of the body, the spirit is gaining wisdom.
Source: Felicia D. Francis from Colorado Springs, Colorado, USA
An interesting way to depict an 'idea'. I see faint sound waves happening in the background sky. I like the detail in his herringbone jacket, and patches of tweed throughout the sky as well. A man known for his 'clear' thinking indeed!!