Editorial boards and other services:

Associate Editor of Journal of the Royal Statistical Society, Series B (2013--2016, 2025-- )

Co-Editor, Annals of Statistics (2022-2024) , jointly with Enno Mammen.

Associate Editor of Journal of the American Statistical Association (2012-2023).

Section Chair, ASA Section on Nonparametric Statistics, 2022.  

International Chinese Statistical Associations (ICSA) Board of Directors (2022--2024).

IMS program chair for ENAR 2022.

IMS Committee on Fellows (2020--2023).

Associate Editor of Annals of Statistics (01/2016--12/2021)

Associate Editor of Biometrics (2011--2021)

Co-editor, special issue of Econometrics and Statistics on Quantile Regression and Semiparametric Methods, 2017