There is no reading required in advance of the gathering. Below are just some pointers to references of potential interest.
FOUNDATIONS:
diSessa, A., Sherin, B. & Levin, M. (2016). Knowledge Analysis: An Introduction. In A. A. diSessa, M. Levin & N.J.S. Brown (Eds.) Knowledge and Interaction: A Synthetic Agenda for the Learning Sciences. (pp. 30-71). Routledge. New York, NY.
Parnafes, O. & diSessa, A. A. (2013). Microgenetic learning analysis: A methodology for studying knowledge in transition. Human Development, 56(1), 5-37.
PRACTICE:
Jeff Bezemer & Diane Mavers (2011): Multimodal transcription as academic practice: a social semiotic perspective, International Journal of Social Research Methodology, 14:3, 191-206.
See the research page for the Knowledge in Pieces community for more ideas about a broader range of papers to read related to the workshop (not necessarily in advance).