Mr. Hoffmann studied at the Art Students League and the National Academy of the Arts. In addition to exhibiting his own paintings at galleries in New York and on Long Island, he founded a silk-screen-print workshop in Springs, where he worked with such artists as James Brooks, Esteban Vicente and Robert Gwathmey and gave public lectures.
He joined the staff of the New York Times in 1942 as a layout artist and stayed for 30 years, serving as Art Director for the Sunday Magazine and other special sections.
He died at the age of 75 in December of 1991.
Obituary, New York Times, December 28, 1991