Joseph de Martini: A San Francisco Visionary of Pin-Up Art Born in 1927 amidst the vibrant, yet challenging, landscape of San Francisco’s Castro District, Joseph F. DeMartini’s life was profoundly shaped by early adversity and a burgeoning artistic spirit. His childhood, marked by polio starting at age two and requiring extensive medical intervention – casts, crutches, and braces until his thirteenth year – instilled in him a resilien…