+\item \emph{Status, Social Signalling and Collective Action in a Peer
+ Production Community}:
+\item 2012-08-17. American Sociological Association Annual Meeting, Denver, CO.
+\item 2011-10-28. Laboratory for Social Research Seminar, UC Berkeley.
+\item 2011-06-05. Open and User Innovation Workshop, Vienna, Austria.
+\item 2011-05-18. MIT Economic Sociology Working Group.
+\end{cvlist}
+
+\begin{cvlist}
+\item \emph{Almost Wikipedia}:
+\item 2012-08-13. Microsoft Research, Cambridge, MA.
+\item 2012-07-14. Wikimania 2012, George Washington University, DC.
+\item 2011-11-02. Wikimedia Foundation, San Francisco, California.
+\item 2011-12-29. Conference on Digital Commons, Barcelona, Spain.
+\item 2011-10-11. Luncheon Series, Berkman Center, Harvard University.
+\item 2011-05-20. MIT Center for Collective Intelligence.
+\item 2010-11-22. Technological Innovation, Entrepreneurship, and Strategy Seminar, MIT Sloan.
+\item 2010-11-17. MIT Economic Sociology Working Group.
+\end{cvlist}
+
+\newpage
+
+\begin{cvlist}
+\item \emph{Is volunteer labor a ``fixed and finite'' resource? Evidence
+ from peer production}:
+\item 2012-04-24. MIT Economic Sociology Working Group.
+\end{cvlist}
+
+\begin{cvlist}
+\item \emph{Causal Effects of a Reputation-Based Incentive in an Peer
+ Production Community}:
+\item 2010-10-02. Open and User Innovation Workshop. MIT, Cambridge, MA.
+\item 2010-06-09. MIT Economic Sociology Working Group, MIT.
+\item 2010-04-26. Harvard Cooperation Group, Berkman Center, Harvard.
+\end{cvlist}
+
+\begin{cvlist}
+\item \emph{Revealing Errors}:
+\item 2009-03-24. Yale Law School in New Haven, Connecticut.
+\item 2008-10-21. Harvard-MIT-Yale Cyberscholar Working Group, Harvard.
+\end{cvlist}
+
+\subsection{Invited Presentations and Panels}
+
+\begin{cvlist}
+\item 2012-06-29. When peer production works: Learning from failures, to improve
+collaboration. Wikipedia Academy 2012, Freie Universität, Berlin.
+
+\item 2012-07-12. Can can social awards create better wikis? Wikimania
+ 2012, George Washington University, Washington, DC. [Talk]