This document discusses open educational resources (OERs) and how they are mediated through various processes and institutions. It examines definitions of OERs from organizations like the Hewlett Foundation and OECD. It also explores the discourses around OERs, including institutional discourse around widening access to education and a marketing discourse focused on reputation and markets. Additionally, it analyzes how OERs are mediated within educational institutions and across communities through collaboration, cultural exchange, and networks of improvement.