Index Funds Aren’t Really Passive, And Other Lessons for Building a Better Portfolio

The authors of ‘The Architecture of Wealth’ share insights from working with Jack Bogle and decades of research on diversification, indexing, active management, and behavioral bias.

Our guests on the podcast today are Andy Clarke and Nelson Wicas, co-authors—along with Ganesh Suntharam—of the new book, The Architecture of Wealth: The Art and Science of Portfolio Construction. Andy has spent more than three decades as an investment researcher and writer. He has worked at Morningstar and Vanguard, where he served as assistant to Vanguard Founder and indexing pioneer, John C. Bogle. Andy has published research in practitioner journals such as the Journal of Index Investing. He is the author of Wealth of Experience and a CFA Charterholder. Nelson has developed and managed quantitative equity strategies for more than 30 years. Most recently, he worked at Redpoint Investment Management, where he was a founder and research analyst. After completing his PhD in economics at the University of Pennsylvania, Nelson joined Vanguard to help establish its quantitative equity management function. Nelson later helped found Vanguard’s investment counseling and research team to produce portfolio construction insights for clients and internal teams. Nelson has been a visiting professor of economics at Haverford College in Haverford, Pennsylvania.

The Architecture of Wealth: The Art and Science of Portfolio Construction https://www.wiley.com/en-us/shop/general-finance-investments/the-architecture-of-wealth-the-art-and-science-of-portfolio-construction-p-9781394382767

Episode Highlights

00:00:00 The Architecture of Wealth

00:06:42 Why Portfolio Construction is an Art and Science

00:10:03 Bogle’s Approach to Active Management

00:15:38 Why Index Investing Isn’t Passive

00:22:09 The Birth of Modern Portfolio Theory

00:26:58 Behavioral Finance, Investor Biases, and Impact of Education

00:36:13 Why Index Funds Finally Took Off

00:39:25 Evaluating Active Managers

00:43:27 The Small-Cap Effect

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