was staged at the Fox Theatre in Atlanta, Georgia, to test whether the program's format might be viable for radio.

Allen C. Anthony, the program's announcer, said in 1961, "Overflow crowds at the Fox convinced producers that the Dr. I.Q.

"[1] Over decades, the program's sponsors were Mars Candy, the Vick Chemical Company and Embassy Cigarettes.

I.Q., delivered silver dollars to audience members who correctly answered his fast-paced questions.

The series began April 10, 1939, on NBC's Blue Network with singer-announcer Lew Valentine as Dr. I.Q.