 After his teacher's death (1892), Moll married Schindler's widow, Anna ("née" von Bergen).Moll was a founder-member of the Vienna Secession in 1897 and, in 1903 encouraged the use of the Belvedere Gallery to show exhibitions of modern Austrian art.In 1905 he, along with Gustav Klimt, left the Secession, although Moll continued to be involved with the exhibition of art in Vienna including the first exhibition in Vienna of the work of Vincent van Gogh (the second painting above the sideboard in his 1906 self-portrait is Van Gogh's "").