Update about.md

Author: Mary Scott

_pages/about.md

@@ -15,7 +15,7 @@ News
 * December 2022: Was Invited Poster Presenter at the [Applied Statistics and Risk Unit Partnership Day](https://warwick.ac.uk/fac/sci/statistics/asru/registration-page-2022n/).
 * October 2022: Was Invited Speaker at [Surrey Centre for Cyber Security, University of Surrey](https://www.surrey.ac.uk/surrey-centre-cyber-security).
 * August 2022: Completed [Summer School on Privacy-Preserving Machine Learning](https://www.conferencemanager.dk/ppmlschool2022/conference), Copenhagen, Denmark.
-* March 2022: Our paper [Applying the Shuffle Model of Differential Privacy to Vector Aggregation](https://ceur-ws.org/Vol-3163/) published at BICOD'22.
+* March 2022: Our paper [Applying the Shuffle Model of Differential Privacy to Vector Aggregation](https://ceur-ws.org/Vol-3163/) published at BICOD'21.
 * February 2022: Our paper [Aggregation and Transformation of Vector-Valued Messages in the Shuffle Model of Differential Privacy](https://ieeexplore.ieee.org/document/9696239) published at TIFS'22.
 * December 2020: Won Best Long Presentation Award at the [Warwick Postgraduate Colloquium in Computer Science](https://warwick.ac.uk/fac/sci/dcs/research/wpccs/wpccs20/), WPCCS'20.
 * October 2019: Started PhD in Computer Science at University of Warwick, under the supervision of [Prof. Graham Cormode](http://dimacs.rutgers.edu/~graham/) and [Prof. Carsten Maple](https://warwick.ac.uk/fac/sci/wmg/about/our-people/profile?wmgid=1102).