Neglected by art history for decades, Jo van Gogh-Bonger, the painter’s sister-in-law, is finally being recognized as the force who opened the world’s eyes to his genius.Neglected by art history for decades, Jo van Gogh-Bonger, the painter’s sister-in-law, is finally being recognized as the force who opened the world’s eyes to his genius.Read MoreArt, van Gogh, Theo, van Gogh, Vincent, Amsterdam (Netherlands), Jo van Gogh-Bonger, Van Gogh Museum