• Wikipedia article on memes
• Wikipedia article on memetics

Critiques of memes

Basically they are far too simplistic and Deleuze and Guattari's theory of rhizomes does a better job.

• We hate memes, pass it on... by Greg Downey, a neuroanthropologist
• Best, M., L., 1998; A Letter on: Memes on memes - A critique of memetic models. Journal of Memetics - Evolutionary Models of Information Transmission, 2.