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Adler (Xiaoying) Xie is an accomplished professional with extensive experience in data science and economics. Currently serving as a Senior Principal/Manager at Keystone Strategy since 2023, Adler is instrumental in building the CoreAI division, leading projects that have significantly improved forecasting accuracy and established a long-term impact evaluation system. Previously, as a Senior Data Science Manager at Twitter from 2020 to 2023, Adler built a high-performing team that drove substantial user engagement gains through A/B testing and algorithm improvements. From 2015 to 2020, Adler worked as a Senior Economist at Amazon, designing large-scale solutions for risk intervention that enhanced investment returns. Early academic contributions included a PhD in Economics from the University of Illinois at Urbana-Champaign, focusing on U.S. housing policies and migration patterns, and dual Master's degrees in Economics and Finance from Peking University and The University of Hong Kong, respectively.