1. Modern slavery in the UK: How many victims?
2. The Statistics of Genocide
3. Ball, Patrick, Scheuren, Fritz, Seltzer, William, and Spirer, Herbert F. 1999. Multiple or N-system estimates of the number of political killings in Guatemala. In Proceedings of the Section on Government Statistics and Section on Social Statistics. Alexandria, VA: American Statistical Association, 156–160.
4. Statistical Challenges in Agent-Based Modeling
5. Multiple Systems Estimation for Sparse Capture Data: Inferential Challenges When There Are Nonoverlapping Lists