[Defence] Add trace ethnography to slides

defense/slides.md

@@ -13,10 +13,13 @@ Gandalf
 ## Overview
 
 * Motivation
+* What is an edit filter (live)
 * Research Questions
-* State of the literature/Literature: What does the scientific community know
-* Documentation: What is an edit filter and why was it introduced according to Wikipedia's/MediaWiki pages/Wikipedia's community?
-* Data Analysis: Edit filters on English Wikipedia
+* Approach: Trace Ethnography
+* Analysis sources
+  * State of the literature/Literature: What does the scientific community know
+  * Documentation: What is an edit filter and why was it introduced according to Wikipedia's/MediaWiki pages/Wikipedia's community?
+  * Data Analysis: Edit filters on English Wikipedia
 * Evaluation/Limitations
 * Open questions/Directions for future studies
 
@@ -44,6 +47,10 @@ apply the insights to less open systems
 
 ---
 
+## What is an edit filter (live)
+
+---
+
 ## Research questions
 
 Q1: What is the role of edit filters among existing algorithmic quality-control
@@ -59,7 +66,23 @@ number, etc.)?
 
 ---
 
-## Approach / Analysis Sources
+## Approach: Trace Ethnography
+
+> combines the richness of participant-observation with the wealth of data in logs
+> so as to reconstruct patterns and practices of users in distributed sociotechni-
+> cal systems
+<small>Source: R Stuart Geiger and David Ribes. "Trace ethnography: Following coordination through documentary practices."</small>
+
+Note:
+It extends classic documentary ethnography which can rely on
+any written artefact such as archive records, diaries, manuals and handbooks,
+correspondence, standards, protocols, or trading records, by the extensive use
+of logs and other records generated by digital environments in an automated
+manner.
+
+---
+
+## Analysis Sources
 
 * Literature
 * Documentation