Markwica’s research focused on international security, foreign policy, and the psychological dimensions of international politics. It introduced "
emotional choice theory" (also referred to as the "
logic of affect") as a third action model alongside
rational choice theory and the
logic of appropriateness. The theory organizes, explains, and predicts the ways in which emotions shape decision-making. It is associated with its own method for identifying emotions and tracing their influences on behavior. == Selected publications ==