Home Brain Teasers Brain Teaser – September 3 Brain Teasers Brain Teaser – September 3 By Medical News Bulletin - September 3, 2018 Dr. Johnson shows his nurse a picture of a gentleman and tells her: I have neither brothers nor sisters, but this man’s father is the son of my father. Who is the man on the picture? See the answer Answer: It is Dr. Johnson’s son. Facebook Comments RELATED ARTICLESMORE FROM AUTHOR Brain Teaser – February 25 Brain Teaser – February 22 Brain Teaser – February 18 Connect With Us * Indicates Required Your Name Email Address* Be the first to know about the latest medical and health research. Subscribe to our weekly newsletter.