Theodorus "Theo" van Gogh (Dutch: [teːjoːˈdoːrʏs ˈteːjoː vɑŋ ˈɣɔx]; 1 May 1857 – 25 January 1891) was a Dutch art dealer and a younger brother of Vincent van Gogh. His support of his older brother's artistic ambitions and well-being allowed Vincent to devote himself entirely to painting. As an art dealer, Van Gogh played a crucial role in...