Rachel Brupbacher is a great-great-granddaughter of Miles Minor Kellogg. She holds degrees in French, German and history. In keeping with the Kellogg family's rich tradition of mus...ver maisRachel Brupbacher is a great-great-granddaughter of Miles Minor Kellogg. She holds degrees in French, German and history. In keeping with the Kellogg family's rich tradition of music making, she is also an accomplished, classically trained singer, violinist and violist.ver menos