The Reason Dutch Priest Theodorus Van Gogh (Van Gogh’s Father) Attempted to Have Dutch Artist Vincent Van Gogh Admitted Into a Mental Health Facility, the Person Who Informed Theodorus Van Gogh That Van Gogh Was Co-Habitating With a Sex Worker, the Ambiguity of Why Van Gogh Left His Romantic Relationship With French Sex Worker Clasina Maria Hoornik (Sien), the Person Who Encouraged Hoornik to Become a Sex Worker, the Reason Dutch Art Dealer Theo Van Gogh (Van Gogh’s Brother) Developed Animosity Toward Van Gogh During the 1880’s, the Location Van Gogh Migrated to and the Reason Van Gogh Returned to Hoornik, Van Gogh’s Interest Within the 19th Century Pseudoscience of Phrenology, the Hobby of Van Gogh and the Total Number of Birds Nest Van Gogh Collected, the Reason Van Gogh Collected Birds Nests, the Person Who Prohibited Models From Posing for Van Gogh’s Artwork and the Reason for This, the Location Van Gogh Acquired Syphilis, the Reason Van Gogh Sought Mental Health Medical Treatment During the 1880’s, the Reason Van Gogh Refused to Smile Within Portraits, the Reason Van Gogh Smoked Cigarettes, Van Gogh Forcibly Residing With Theo Van Gogh Despite Theo Van Gogh’s Protestment, the Reason Van Gogh Regularly Consumed Absinth, the Number of Works Van Gogh Produced While Residing Within Paris, France and the Chaotic Styles of These Works, the Artwork Van Gogh and Theo Van Gogh Began to Collect During the 1880’s, Van Gogh Creating Artwork Inspired by These Japanese Prints, and How Japanese Prints Shifted Van Gogh’s Artwork Permanently