Ruby was also active in the Cincinnati chapter of Iota Sigma Pi, a national honorary women's chemical fraternity, serving as Vice President in 1931 In 1932, she graduated with her PhD and her thesis was entitled "Nature of Thrombin and Its Manner of Action".
Ruby juga aktif dalam bab Cincinnati Iota Sigma Pi, persaudaraan kimia wanita kehormatan nasional, menjabat sebagai Wakil Presiden pada tahun 1931 Pada tahun 1932, ia lulus dengan gelar PhD dan tesisnya berjudul "Nature of Thrombin and Its Manner of Action ".