Julia Kristeva is a Bulgarian-French philosopher, literary critic, semiotician, psychoanalyst, feminist, and novelist who has lived in France since the mid-1960s. She has taught at Columbia University, and is now a professor emerita at Université Paris Cité. The author of more than 30 books, including Powers of Horror, Tales of Love, Black Sun: Depression and Melancholia, Proust and the Sense of Time, and the trilogy Female Genius, she has been awarded Commander of the Legion of Honor, Commander of the Order of Merit, the Holberg International Memorial Prize, the Hannah Arendt Prize, and the Vision 97 Foundation Prize, awarded by the Havel Foundation.
Kristeva in 2008
Julia Kristeva in 2005
Semiotics is the systematic study of sign processes and the communication of meaning. In semiotics, a sign is defined as anything that communicates intentional and unintentional meaning or feelings to the sign's interpreter.
Color-coding hot- and cold-water faucets (taps) is common in many cultures but, as this example shows, the coding may be rendered meaningless because of context. The two faucets (taps) probably were sold as a coded set, but the code is unusable (and ignored), as there is a single water supply.
Signaling and communication between the Astatotilapia burtoni
Chart semiotics of social networking