The second issue of Statistical Theory and Related Fields in 2019 consists of 14 research papers from authors attended the international conference, Small Area Estimation and Other Topics of Current Interest in Surveys, Official Statistics, and General Statistics: A Celebration of Professor Danny Pfeffermann’s 75th Birthday, held on June 16–18, 2018 at the East China Normal University, Shanghai, China. We would like to take this opportunity to express our sincere gratitude to all attendees and organisers of this conference, and all authors and referees of papers in this issue.
In addition to these regular papers, there is also a Statistics Column containing one report by Zhao, Zhang, and Wang for the 2019 International Workshop on Big Data and Modern Statistics held on June 22–23, 2019 at the East China Normal University, Shanghai, China.
Finally, we would like to thank the editorial board members and supporters, and welcome submissions of high-quality research articles from statisticians and scientists to achieve our goal of publishing interesting and diversified results in this journal.