The book Sam is reading while he's giving Jack a break is "The Drama of the Gifted Child", written by Holocaust survivor and psychoanalyst Alice Miller, a book about dysfunctional family dynamics and the resulting emotional abuse inflicted on the sensitive child who is aware that his/her parental relationships are not normal, but still must learn to find a way in the world without the guidance 'normal' kids get from one or more parents.
Missouri was previously seen in season 1, episode 9's Home, which was in 2005, a good 12 years prior to this episode.
Both Adrian Holmes and Clark Backo who plays James Turner and Patience Turner, respectively, in this episode as father and daughter, also star in the Canadian sitcom Letterkenny as cousins, Bradley and Rosie
This episode takes place in Buckhead which is the uptown commercial and residential district of the city of Atlanta, Georgia,