Between 1973 and 1978, Mosig published numerous important essays assessing Lovecraft's work.

[2] In "Lovecraft: The Dissonance Factor in Imaginative Literature" (1979), insanity is the result of a fatal cognitive dissonance in the protagonist caused by encounters with cosmic horrors that contradict the protagonist's (and the reader's) worldview of the universe and its laws.

[3] Several of Mosig's essays assessed individual works by Lovecraft such as "The Outsider" and "The White Ship" according to a psychoanalytical perspective.

S. T. Joshi has stated that "Dirk Mosig is the key transitional figure in Lovecraft studies; and if the history of this field is ever written, he will have to occupy a central role.

"[4] For over forty years, Mosig taught various undergraduate and graduate courses in psychology at the University of Nebraska at Kearney, where he was also engaged in research on the Punic Wars and the career of Hannibal.