--- a/handouts/ho07.tex	Fri Nov 21 14:40:11 2014 +0000
+++ b/handouts/ho07.tex	Fri Nov 21 22:21:30 2014 +0000
@@ -392,6 +392,7 @@
 https://www.cs.purdue.edu/homes/ctask/pdfs/CERIAS_Presentation.pdf
 http://www.futureofprivacy.org/wp-content/uploads/Differential-Privacy-as-a-Response-to-the-Reidentification-Threat-Klinefelter-and-Chin.pdf
 http://www.cis.upenn.edu/~aaroth/courses/slides/Overview.pdf
+http://www.cl.cam.ac.uk/~sjm217/papers/tor14design.pdf
 
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