Add documentation on roles

roles.md

@@ -0,0 +1,25 @@
+```eval_rst
+.. _roles:
+```
+
+# Roles
+
+## Rotating cooperative-wide roles
+
+In the interest of distributing types of work equitably and skill-sharing, a number of tasks rotate monthly or somewhat randomly.
+
+### Timecop
+
+* Checks to ensure people get their time in each day by the end of Monday planning, mid-week daily standup, and Friday shipping.  Works with people individually after the meeting to 
+
+### Scribe
+
+* Write one sentence about each person's main activity in a week, summarizing our activities in an accessible way in blog posts such as "The Week That Was: Agaric's March 30th to April 3rd"
+* As our main storyteller for the month, think about ways to weave the work we're doing every week into a narrative; if we can't fit our work into a narrative we're probably straying from our strategic goals.
+
+
+## Project-specific roles
+
+### Lead
+
+### Developer/Designer