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At Baylor, Hearn studied under Dr. E. O. Wood, who had earlier been the chairman of the psychology department at Louisiana College. The U.S. government, according to Hearn's obituary, selected Baylor to direct research and experiments for the American space program, and Hearn was among those who worked in that endeavor. Thereafter, Dr. G. Earl Guinn, as president of Louisiana College, hired Hearn to come to Pineville to develop the LC psychology department. Hearn used manpower and resources available through the Pineville-based Central Louisiana State Hospital for the mentally handicapped.<ref name=obit/>​

At Baylor, Hearn studied under Dr. E. O. Wood, who had earlier been the chairman of the psychology department at Louisiana College. The U.S. government, according to Hearn's obituary, selected Baylor to direct research and experiments for the American space program, and Hearn was among those who worked in that endeavor. Thereafter, Dr. G. Earl Guinn, as president of Louisiana College, hired Hearn to come to Pineville to develop the LC psychology department. Hearn used manpower and resources available through the Pineville-based Central Louisiana State Hospital for the mentally handicapped.<ref name=obit/>​

Hearn was a member of the Louisiana Psychological Association and held the designation of Psychologist Emeritus from that group. He was a former chairman of the State Board of Examiners for Psychologists and the first industrial psychologist in Louisiana.<ref name=obit/> A student of [[history]], He was a former president of the Historical Association of Central Louisiana and was involved in various [[Alexandria, Louisiana|Alexandria]]-Pineville preservation projects. He launched the annual Peggy Bolton Lecture Series, named for Elizabeth McClundie "Peggy" Bolton (1917–1987), a regional and state historical preservationist and the first wife of the Alexandria banker, Robert Harvey Bolton, Sr. (1908-2003).<ref name=obit/>​

Hearn was a member of the Louisiana Psychological Association and held the designation of Psychologist Emeritus from that group. He was a former chairman of the State Board of Examiners for Psychologists and the first industrial psychologist in Louisiana.<ref name=obit/> A student of [[history]], He was a former president of the Historical Association of Central Louisiana and was involved in various [[Alexandria, Louisiana|Alexandria]]-Pineville preservation projects. He launched the annual Peggy Bolton Lecture Series, named for [[Peggy Bolton|Elsie Elizabeth McLundie "Peggy" Bolton]] a regional and state historical preservationist and the first wife of the Alexandria banker, Robert Harvey Bolton, Sr. (1908-2003).<ref name=obit/>​

==Political campaigns==

==Political campaigns==