Egon Spengler does not have much social ability, as demonstrated by his stiff interactions with the Ghostbusters' secretary Janine Melnitz, and his reliance on Peter Venkman as spokesperson for the group. Spengler is the most serious and rigid member of the team. Of his hobbies, Spengler states that he collects "spores, molds, and fungus", and claims that, as a child, the only toy he ever had was "part of a Slinky", which he straightened out. As implied in the first movie, Spengler apparently is a sugar junkie, due to his affection for sweets and candy. According to the 2009 video game, Spengler
Hans Egon Holthusen correspondence (encompassing more than five thousand letters), genealogical records, and a photographic archive) are preserved at the Library of the University of Hildesheim (Universitätsbibliothek Hildesheim) in Lower Saxony (‘The Papers of Hans Egon Holthusen’ — "Nachlass Hans Egon Holthusen"). The Library of Congress in Washington, D.C., holds a sound recording of the lecture on post-war German literature, entitled ‘Crossing the Zero Point’, which he delivered in the Coolidge Auditorium of the Library of Congress on January 25, 1960 (and which he begins by mentioning ‘the German catastrophe of 1945’, "not" that of 1933). Hans Egon Holthusen Hans Egon Holthusen (April