Although nearly all of my work has important implications for the
design of socio-technical systems, I have structured much of my work
-around the evaluation of technological design changes. In several papers, I
-treat design changes as ``natural experiments'' that
+around the evaluation of technological design changes. In several
+papers, I treat design changes as ``natural experiments'' that
exogenously change the ways that social structure is enacted in order
-to both build causal understanding of social phenomena from field data and to tighten the
-distance between theory and and design.
+to both build causal understanding of social phenomena from field data
+and to tighten the distance between theory and and design.
For example, to evaluate the impact of status-based incentives and
collaboration in Scratch, I use a regression discontinuity framework