1.	Introduction
2.	Some background supporting the semiotic perspective/foundation.
2.1.	The earliest notions of computation derive from semiotic considerations.
2.2.	The computer is a semiotic machine (cf. Mihai Nadin, 1983)
2.3.	The current technological performance of computation comes only partially to fruition.
2.4.	Computation is about meaning, not electrons.
3.	Why an Introduction to semiotics?
3.1.	HCI professionals and semiotics
3.2.	To internalize semiotics