He is married to Marjorie Frances Scarratt.
They got married on July 2, 1948 at Atlanta, Georgia, Verenigde Staten , he was 22 years old.
Married in Peachtree Christian Church
Earl was a Regents Professor of Physics at the Georgia Institute of Technology and the Georgia Tech Research Institute and is most noted for his contributions to the field of ion mobility spectrometry. Aside from several popular research publications, Earl also authored or edited 8 books. Among these, the most notable were "Collision Phenomena in Ionized Gases", ·ÄúTransport Properties of Ions in Gases·Äù, "Atomic Collisions: Electron and Photon Projectiles·Äù and ·ÄúAtomic Collisions: Heavy Particle Projectiles·Äù.