Cornerstone Research Promotes Seven to Vice President

Economic and financial consulting firm advances Barnes, Brain, Howells, Mani, Marietta-Westberg, Pandya, and Russo to vice president.

San Francisco—Cornerstone Research, a leading provider of economic and financial consulting and expert testimony, has announced the promotions of seven senior staff to the role of vice president: Ronnie Barnes, Carlos Brain, Brad Howells, Vivek Mani, Jennifer Marietta-Westberg, Shaama Pandya, and David Russo.

These outstanding colleagues demonstrate exceptional commitment to our clients and experts, as well as to the core values that guide our firm’s culture.

“I am delighted to congratulate these outstanding colleagues and recognize their leadership in our firm,” said Yesim Richardson, Cornerstone Research’s president. “They bring deep expertise and dedication to their work, demonstrating exceptional commitment to our clients and experts, as well as to the core values that guide our firm’s culture.”

More information about the firm’s new vice presidents appears below.

Ronnie Barnes heads Cornerstone Research’s international arbitration and litigation practice. Dr. Barnes is an expert in accounting, damages, and valuation, specializing in cases that raise complex valuation issues. Dr. Barnes has provided written and oral testimony in a number of litigation and arbitration matters in the UK, U.S., Canada, South Africa, and internationally. He has published research on cross-border valuation, valuation methodologies, damages, and the role of economic and econometric analyses in damages assessments. Dr. Barnes is based in London.

Carlos Brain applies economic and statistical analytical methods, as well as sophisticated marketing research techniques, to product liability, product misrepresentation, false advertising, breach of contract, and intellectual property matters. He has substantial expertise with advanced statistical and biostatistical techniques. Mr. Brain has consulted on numerous consumer class actions, including at the class certification, liability, and damages stages. His industry experience includes automobiles, food and beverage, pharmaceuticals, healthcare, and high tech. Mr. Brain is based in Silicon Valley.

Brad Howells specializes in economic and statistical analyses in matters involving antitrust and competition, as well as labor and employment and healthcare. He has particular expertise in merger reviews and litigation. Dr. Howells has consulted for both merging parties and government agencies, and has extensive merger trial experience. In competition matters, Dr. Howells has analyzed class certification, liability, and damages, as well as allegations of price fixing, exclusionary practices, and monopolization/monopsony. In addition, he has addressed labor issues related to class certification, discrimination, and employee/independent contractor status. Dr. Howells is based in San Francisco.

Vivek Mani has over a decade of experience leading teams and consulting to clients on regulatory and litigation issues involving competition. His expertise includes collective actions, cartels, and mergers in Europe and the United States. Mr. Mani’s competition experience covers a range of industries, including automobiles, financial institutions, pharmaceuticals, retail, and telecommunications. Who’s Who Legal has recognized him as a future leader in the competition field. Mr. Mani is based in Boston and London.

Jennifer Marietta-Westberg addresses allegations related to financial reporting, asset management, trading, private equity, and mergers and acquisitions. She has testified on matters related to Rule 10b-5/Section 11 securities class actions, damages, alleged insider trading, corporate governance, and ERISA. Dr. Marietta-Westberg has chaired the SEC’s Investor Advisory Committee, which offers guidance to the Commission on supporting the integrity of the securities marketplace. She has published research in leading academic and financial journals. Dr. Marietta-Westberg is based in Washington.

Shaama Pandya leads teams in litigation and regulatory investigations related to securities, consumer finance, and valuation. In securities matters, Ms. Pandya consults on Rule 10b-5 and Section 11/12 claims, as well as economic issues related to Section 14 and Section 20A claims. Her consumer finance expertise includes mortgages, credit cards, auto loans, and checking accounts. In valuation matters, she has analyzed M&A transactions, private equity, and venture capital investments. Ms. Pandya has worked on matters in U.S. federal and state courts, the Delaware Court of Chancery, and international jurisdictions, notably in Latin America and Europe. Ms. Pandya is based in Washington.

David Russo consults on a variety of antitrust and competition cases, including those involving allegations of price fixing, exclusionary practices, and attempted monopolization. He has particular experience analyzing issues related to class certification in antitrust cases. In pharmaceutical matters, Dr. Russo has addressed class certification related to delayed entry of generic drugs. His industry experience includes chemicals, computer components, electronic books, financial instruments, healthcare, and pharmaceuticals. Dr. Russo is based in New York.

  • London

Ronnie Barnes

Vice President

  • Silicon Valley

Carlos D. Brain

Vice President

  • San Francisco

Brad T. Howells

Vice President

  • Boston | London

Vivek Mani

Vice President

  • Washington

Jennifer Marietta-Westberg

Vice President

  • Washington

Shaama Pandya

Vice President

  • New York

David M. Russo

Vice President


Gus Sellitto
Byfield Consultancy
Elisabeth Gaubinger
Cornerstone Research