Sinquefield, Humphreys families this year’s biggest financial players in Missouri politics July 1, 2016 St. Louis Public Radio
Wife of mega-donor Rex Sinquefield among final appointees to Mizzou Review Commission June 30, 2016 St. Louis Post-Dispatch
Sinquefield makes millions in new contributions to three political groups May 31, 2016 St. Louis Business Journal
Missouri billionaire Rex Sinquefield on income tax, gubernatorial race May 19, 2016 St. Louis Public Radio
