Meet Us

Our Team

Yardeni Research, Inc. (YRI) was founded in January 2007 by Dr. Ed Yardeni. Below are brief career summaries of our YRI team.

Ed Yardeni

President & Chief Investment Strategist

In our daily Morning Briefing, Dr. Ed and our team explore trends in the economy and financial markets that are vital to a broad spectrum of investment decisionmakers. He was on Wall Street for 25 years as the Chief Economist of EF Hutton, Prudential Securities, and CJ Lawrence. He was also the Chief Investment Strategist of Deutsche Bank Securities. Regarded as one of the leading independent investment strategists in the business, Dr. Ed appears frequently on CNBC and is widely quoted in the financial press. He worked at the Federal Reserve in Washington, DC and in New York City, as well as the US Treasury. He holds a B.A. from Cornell and a PhD from Yale, where he studied under Nobel Laureate James Tobin.

Wadsworth Sykes

Chief Global Market Strategist

Waddy joined YRI in May 2024. Previously he worked at LSEG Datastream and Macrobond as a global macro analyst. He graduated from Skidmore with a B.A.

Eric Wallerstein

Chief US Market Strategist

Before joining YRI in May 2024, Eric was a reporter for The Wall Street Journal. He covered bonds, currencies, and global macro. Before joining the Journal, Eric was an analyst on the money markets desk of the Federal Reserve Bank of New York. He is a graduate of Bucknell University, where he studied economics, finance and international politics.

Joe Abbott

Chief Quantative Strategist

Joe provides an in-depth and user-friendly approach to key variables that drive stock markets around the world. He was a top analyst of corporate earnings for Thomson Financial before he was hired by Dr. Ed at Deutsche Bank Securities in 2000. Together, they developed a widely followed quantitative system for tracking and analyzing analysts’ consensus earnings estimates for the S&P 500 and its 11 sectors and 100+ industries.

Debbie Johnson

Chief Economist

Debbie’s insights on the latest US and global economic indicators are widely respected and followed closely by our accounts. She thoroughly analyzes them in our Morning Briefing. She has been working with Dr. Ed for over 30 years. Together, they have created several original indicators for tracking the economy and financial markets.

Melissa Tagg

Director of Research & Special Projects

Melissa joined the team in early 2015, and provides support to all aspects of our business, especially special research projects. Melissa started out on Wall Street as a Capital Markets Intelligence Analyst with Thomson Financial. She then honed her knowledge with “Big 4” experience at Ernst & Young while pursuing her Master’s degree. After graduating with the highest honors, Melissa earned her CPA certificate. She graduated from Skidmore.

Jackie Doherty

Contributing Editor

Jackie writes about the S&P 500’s sectors and industries, business trends, and disruptive technologies. She joined YRI in 2015 after working for Barron’s as a senior editor and has followed the stock and bond markets for more than 20 years.

Amalia Quintana

Senior Economist

Valerie DeLaRue

Director of Marketing & Sales

Valerie oversees both Marketing and Sales. She started her career on Wall Street in Institutional Sales covering accounts in Switzerland, first for CJ Lawrence and then for Bear Stearns. She has been with Yardeni Research since 2007.

David Yardeni

Director of Data Management & Social Media

Mary Fanslau

Manager of Customer Services

Since the inception of Yardeni Research, Mary has been administering our client services. She has been Dr. Ed’s Executive Assistant since the late 1980s, adding the role of Webmaster during the mid-1990s.

Steve Rybka

Chief Technology Officer

Sandra Cohan

Senior Editor

Sandy has been editing for Yardeni Research since 2009. She previously worked in the Equity Research editorial departments of Wall Street firms including Prudential Securities, CS First Boston, and Goldman Sachs.

Maura O’Brien

US Sales Representative

Ron Gerson

London Sales Representative