The Guy Medal is given to Prof. Shephard for a seminal paper written with his co-author Ole Eiler Barndorff-Nielson.
The Royal Statistical Society announcement is:
“The 2017 Guy Medal in Silver is awarded to Neil Shephard for his seminal paper "Non-Gaussian Ornstein-Uhlenbeck-based models and some of their uses in financial economics" written jointly with Ole Eiler Barndorff-Nielsen, and read to the Society in 2001, exemplifying his highly influential contributions across Statistics, Econometrics and Finance, including particle filtering, stochastic volatility models and the statistical analysis of high-frequency data.”
Neil Shephard is Professor of Economics and Statistics, in the Economics and Statistics Departments at Harvard University. He has worked at Harvard since 2013. He is currently also the Chair of the Statistics Department at Harvard.