Highlights of the Truax administration at Colorado College were the growth of the composition and piano departments during the residencies of husband and wife team Roy and Johana Harris (1943–48) and of the voice department under John C. Wilcox (1946–49); the residence of the LaSalle String Quartet (1949–54); and the excellent summer sessions which brought to the Colorado College campus such musical celebrities as Burrill Phillips (1946), Nicolas Slonimsky (1947–49), Louis Persinger (1949–50), Paul Hindemith (1949), Virgil Thomson (1950), Willi Apel (1950–52) and many others.
Only two months later she was invited to direct a fine arts research survey for the 33 colleges of the State University of New York and was awarded a full professorship from that institution.
From 1961 she was director of the Broadmoor International Theatre in Colorado Springs, booking such artists as Liberace, the Smothers Brothers, Dinah Shore and many others.
In 1968, a Gazette Telegraph entertainment columnist wrote, "Carol has been fortunate in being able to attract the big names each year, paying them less than they could command in some of the metropolitan areas, simply because they like it here.
Carol Truax wrote or edited over 20 cookbooks, including many for Woman's Day and Ladies Home Journal and was a regular contributor to Gourmet magazine.