Kweilin is a director of the McKinsey Global Institute (MGI) and leads Diversity and Inclusion for McKinsey globally. She is the co-author of The Broken Rung (published March 2025 by Harvard Business Review Press) to help women navigate their careers. She is a leader in McKinsey’s Operations practice and has broad experience redesigning operating models to increase operational efficiency and effectiveness through generative AI, process redesign, digital, and analytics. Since joining McKinsey 26 years ago, she has worked with dozens of clients across industries. 

Kweilin is a frequent speaker at global conferences and a contributing columnist for Forbes. She previously worked full-time for two years at a Boston nonprofit helping women entrepreneurs start and grow their businesses through microfinance. Growing up, Kweilin spent a number of years in China, Ecuador, France, and Japan, living with local families and learning the local language.