A narrative, story or tale is any account of a series of related events or experiences,whether nonfictional (memoir, biography, news report, documentary, travelogue, etc.) or fictional (fairy tale, fable, legend, thriller, novel, etc.
Discourse is a generalization of the notion of a conversation to any form of communication. Discourse is a major topic in social theory, with work spanning fields such as sociology, anthropology, continental philosophy, and discourse analysis.
Semiotics (also called semiotic studies) is the study of sign processes (semiosis), which are any activity, conduct, or process that involves signs, where a sign is defined as anything that communicates a meaning that is not the sign itself to the sign's interpreter.
Logic models are visual representations of a program's goals, assumptions, activities, and resources. They can help with figuring out and articulating the internal logic of a program, or what the program seeks to achieve and what it will take to get there.