 While at Columbia, he was recipient of one of the Guggenheim Fellowships awarded in 1961 and a Fulbright Hays fellowship in 1965–66.Dallin also served as a part-time consultant to the U.S. Government during much of the 1960s.Marshall D. Shulman, who also served as director of the Russian Institute, later noted Dallin's objectivity, saying, "In a field riven by political controversy, he was universally respected as a voice of common sense and scholarly detachment rooted in a solid historical backing."