March 28, 2023

Volume XIII, Number 87

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Cornerstone Research

For more than thirty years, Cornerstone Research staff have provided economic and financial analysis in all phases of commercial litigation and regulatory proceedings.

We work with a broad network of testifying experts, including prominent faculty and industry practitioners, in a distinctive collaboration. Our staff consultants contribute expertise in economics, finance, accounting, and marketing, as well as business acumen, familiarity with the litigation process, and a commitment to produce outstanding results. The experts with whom we work bring the specialized expertise of researchers or practitioners required to meet the demands of each assignment.

Cornerstone Research has seven hundred staff and offices in Boston, Chicago, London, Los Angeles, New York, San Francisco, Silicon Valley, and Washington.

Services

Our objective, state-of-the-art analysis has earned us a reputation for excellence and effectiveness. The services we provide include:

  • Consulting with attorneys
  • Engaging and working with expert witnesses
  • Conducting research and analysis
  • Consulting on internal and regulatory inquiries
  • Consulting in motion practice
  • Preparing for deposition and trial

Practices

Our diverse areas of specialization provide a breadth of perspective and industry knowledge to attorneys in litigation.

  • Accounting
  • Antitrust and Competition
  • Consumer Fraud and Product Liability
  • Corporate and Government Investigations
  • Data Analytics
  • Energy and Commodities
  • Financial Institutions
  • Healthcare
  • Intellectual Property
  • International Arbitration
  • Labor and Employment
  • Life Sciences
  • Securities
  • Valuation

 

Contributing authors from Cornerstone Research:

Alexander “Sasha” Aganin, Complex financial issues, securities, bankruptcy, Cornerstone Research
Sasha Aganin heads Cornerstone Research’s financial institutions practice. Dr. Aganin specializes in addressing complex financial issues arising in litigation. He has worked extensively to...
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Dina Older Aguilar Vice President Cornerstone Research
Dina Older Aguilar coheads Cornerstone Research’s healthcare practice. She also heads the firm’s San Francisco office. Ms. Older Aguilar specializes in economic analyses of class...
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José Alberro Senior Advisor Cornerstone Research Washington
José Alberro coheads Cornerstone Research’s international arbitration and litigation practice. His expertise focuses on applied economic and financial modeling across a variety of...
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Mark A. Allen Senior Consultant Cornerstone Research Silicon Valley
Mark Allen has worked on a variety of cases involving antitrust, telecommunications, high technology, e-commerce and the Internet, pharmaceuticals and chemicals, securities, banking and...
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Vildan Altuglu Antitrust & Competition Cornerstone Research New York, NY
Vildan Altuglu applies economic analysis and marketing research techniques to matters involving product liability, product misrepresentation, false advertising, antitrust, intellectual...
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Ceren Canal Aruoba Economic and Financial Analysis Cornerstone Research
Ceren Canal Aruoba provides economic and financial analyses for complex business litigation matters involving pharmaceuticals, healthcare, intellectual property, marketing, and antitrust...
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Sally Bai Cornerstone Research Manager Finance
Sally Bai addresses complex accounting, auditing, and forensic investigation issues arising in litigation; and internal investigations into suspected and alleged fraud, bribery, corruption...
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Ronnie Barnes International Arbitration and Litigation Expert
Ronnie Barnes coheads Cornerstone Research’s international arbitration and litigation practice. Dr. Barnes is an expert in accounting, damages, and valuation. He specializes in cases that...
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Matteo Li Bergolis Economic, Marketing, & Statistical Matters Cornerstone Research New York, NY
Matteo Li Bergolis focuses on economic, marketing, and statistical matters related to product liability, data privacy, and antitrust litigation. Dr. Li Bergolis applies sophisticated...
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Laarni Bulan Financial & Securities Cornerstone Research
Laarni Bulan specializes in the area of finance, consulting on cases related to financial institutions, securities, market microstructure, company valuation, insider trading, and real...
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Yan Cao Financial Markets Consultant
Yan Cao specializes in matters involving financial markets, financial institutions, and financial accounting. Dr. Cao has fifteen years of consulting experience on issues of trading and...
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Brianna Cardiff-Hicks Economic and Litigation Expert Cornerstone Research
Brianna Cardiff-Hicks provides economic analysis and expert support in all phases of commercial litigation. Dr. Cardiff-Hicks has experience with matters involving antitrust, breach of...
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Omur Celmanbet Analysis in Antitrust IP Cornerstone
Omur Celmanbet specializes in applying economic analysis in matters related to antitrust, intellectual property, and other complex litigation. Dr. Celmanbet is involved with clients in all...
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Xingyi Chen Attorney Commercial Litigation Cornerstone Research Boston
Xingyi Chen is an associate in the Boston office of Cornerstone Research. She provides economic and financial analysis and expert support in high-stakes commercial litigation on a variety...
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Abe Chernin Vice President Cornerstone Research
Abe Chernin’s primary areas of focus include consumer finance, banking, and real estate. Mr. Chernin has extensive experience with FinTech, asset-backed securities, private equity and...
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Arthur V. Corea-Smith Associate Cornerstone Research
Arthur V. Corea-Smith is an associate at Cornerstone Research in their New York office.
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Sinan Corus London Manager Economy Finance Cornerstone Research
Sinan Corus provides economic and financial analysis and expert support in all phases of commercial litigation in the U.K., U.S., and Europe. His experience includes merger review;...
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Mike DeCesaris Vice President Data Analytics Cornerstone Research
Mike DeCesaris has twenty years of consulting and litigation experience. He leads the firm’s data analytics practice. Mr. DeCesaris specializes in directing complex, data-intensive projects...
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Maréma Diop Member Cornerstone Research Los Angeles
Maréma Diop specializes in litigation and regulatory enforcement actions involving financial reporting, auditor liability, corporate financial disclosure, and corporate governance issues....
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JB Doyle Cornerstone Securities Analysis
J.B. Doyle consults on litigation and regulatory matters related to financial institutions and securities. In these areas, he has extensive experience with advanced statistical modeling and...
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Greg Eastman Tax Cornerstone Research Washington, DC
Greg Eastman analyzes complex economic and accounting issues related to tax, mergers, securities and financial products, and healthcare. He has extensive trial and arbitration expertise and...
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Andrew Elzinga Manager Cornerstone Research
Andrew Elzinga provides support in litigation and regulatory investigations, within the context of antitrust and competition and intellectual property, and with a focus on the healthcare...
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Kristin Feitzinger Cornerstone Research
Kristin Feitzinger heads Cornerstone Research’s Silicon Valley office. Ms. Feitzinger has more than two decades of experience addressing securities and valuation issues arising in class...
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Alison Forman Financial and Cornerstone Research
Alison Forman has more than seventeen years of experience consulting on financial accounting, financial reporting, and auditing issues arising in complex litigation, regulatory enforcement...
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Catherine J. Galley Senior VP Cornerstone Research
Katie Galley heads Cornerstone Research’s Los Angeles office. She developed the firm’s financial institutions practice, and has been active in the firm’s securities and corporate and...
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Lauren Gilbert is an economist with Cornerstone Research.
Laurien Gilbert is an associate in Cornerstone Research’s Washington, D.C. office. She provides economic analysis and expert support in all phases of litigation. Dr. Gilbert has experience...
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Sara E. Gilley, Cornerstone Research, securities and white collar litigation
Sara Gilley specializes in securities and white-collar litigation. She consults on economic and financial issues related to federal class actions, corporate investigations, and government...
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Gautam Gowrisankaran Economics U.Arizona & Senior Advisor Cornerstone Research
Gautam Gowrisankaran is an expert on mergers and acquisitions and the economics of industrial organization. He has analyzed the competitive effects of mergers as an expert witness and/or...
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Marlene Haas Manager Cornerstone Research
Marlene Haas specializes in financial and economic analysis for corporate litigation matters. Dr. Haas has addressed complex issues involving benchmark manipulation, spoofing and layering,...
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Rezwan Haque Health Care Attorney Cornerstone Research San Francisco, CA
Rezwan Haque consults on a range of healthcare, life sciences, and financial matters, specializing in class certification, liability, and damages issues. Dr. Haque also addresses...
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Elaine M. Harwood, Vice President, Accounting Practice, Cornerstone Research
Elaine Harwood heads the firm’s accounting practice. She consults to clients and works with experts on securities litigation, complex enforcement matters brought by the Securities and...
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Kostis Hatzitaskos VP Antitrust Cornerstone Research
Kostis Hatzitaskos coheads Cornerstone Research’s antitrust and competition practice. Citing his econometrics expertise and significant experience analyzing large datasets, Who’s Who Legal ...
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Ian Hoffman Consultant Cornerstone Research
Ian Hoffman provides economic and financial analysis and expert support in all phases of commercial litigation. Dr. Hoffman has experience with matters involving product liability, consumer...
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Samid Hussain Consumer Fraud & Product Liability Cornerstone Research New York, NY
Samid Hussain heads the consumer fraud and product liability practice at Cornerstone Research. He specializes in analyzing economic, marketing, and statistical (econometrics) issues in...
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Iris Jiang Accounting and Finance Cornerstone Research Washington, DC
Iris Jiang specializes in accounting and finance. She has led large teams working with prominent testifying experts to address a variety of topics, including the following. Capital market...
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Jennifer L. Juergens Senior Economist Cornerstone Research
Jennifer Juergens addresses allegations related to broker-dealers, securities issuance, trading, market manipulation, and failing firm analyses in litigation and regulatory investigations....
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Avigail Kifer Senior Manager Cornerstone Research
Avigail Kifer applies her expertise in industrial organization economics and quantitative marketing to matters involving antitrust and competition, healthcare, merger review, and...
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Kivanç Kirgiz Litigation and Financial Analysis Cornerstone Research
Kivanç Kirgiz has more than fifteen years of experience applying economic and financial analysis to issues arising in business litigation. Dr. Kirgiz has worked on many large-scale...
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Allan W. Kleidon Senior VP Cornerstone Research
Allan Kleidon provides expert testimony on securities and company valuation, securities markets, industry analysis, and damages analysis. His experience includes investment banking, stock...
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Sean Kruskol Litigation and Accounting Research Cornerstone
Sean Kruskol analyzes large, complex datasets related to commercial litigation and accounting disputes. His expertise includes issues related to accounting and auditing, forensic accounting...
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Vikram Kumar Antitrust Litigation Attorney Cornerstone Research London, UK
Vikram Kumar analyzes economic and statistical issues arising in antitrust and competition, product liability, and life sciences matters. He has developed theoretical and numerical models...
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Filipe Lacerda Senior Manager Cornerstone Research
Filipe Lacerda is a financial economist with deep expertise in the analysis of economic issues related to price impact, loss causation, damages, market efficiency, and settlements. He has...
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Heather B. Lazur, Cornerstone Research, economic and financial instruments
Heather Lazur specializes in cases involving a range of economic and financial issues and instruments, including securities class actions, and cases involving investment performance and...
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Greg Leonard European Finance Cornerstone Research London, UK
Greg Leonard heads Cornerstone Research’s European finance practice. Dr. Leonard has nearly two decades of experience consulting for clients in complex litigation and regulatory proceedings...
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Bob Majure Cornerstone Research
Bob Majure has wide-ranging expertise with merger and joint venture analysis, antitrust proceedings, regulatory actions, and appellate filings. He has experience across many industries,...
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Craig Malam Antitrust Expert Cornerstone Research San Francisco
Craig Malam has more than a decade of experience consulting on high-profile antitrust and competition matters, with a focus on mergers, merger investigations, and related litigation. An...
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 Vivek Mani Principal Cornerstone Research
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,...
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David F. Marcus, Cornerstone Research, Economy, Finance, Securities Litigation
David Marcus leads Cornerstone Research’s finance practice. He has more than twenty years of experience providing consulting services and expert testimony in litigation involving economic...
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Jennifer Marietta-Westberg Vice President Cornerstone Research Washington
Jennifer Marietta-Westberg consults on economic and financial issues arising in litigation and regulatory investigations in financial markets. Dr. Marietta-Westberg addresses allegations...
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Frank T. Mascari, Financial and Accounting Consulting, Cornerstone Research
Frank Mascari is a principal in the Chicago office of Cornerstone Research. Mr. Mascari has more than twenty years of experience providing financial and accounting consulting services in...
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Steven McBride Financial Reporting & Auditing Cornerstone Research Washington, DC
Steve McBride focuses on financial reporting and auditing issues arising in litigation, internal investigations, and regulatory enforcement actions. Mr. McBride also consults on matters...
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Ana McDowall Economic Analyst Litigation Expert Chicago
Ana McDowall provides economic analysis and expert support in commercial litigation and regulatory proceedings. Dr. McDowall has experience with a variety of antitrust matters, including...
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Simona Mola Senior Manager Cornerstone Research
Simona Mola conducts financial and economic analyses in complex commercial litigation and regulatory proceedings. Dr. Mola manages teams to support expert witness testimony in all stages of...
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Nicole M. Moran, Finance, Economy, Commercial Litigation, Cornerstone Research
Nicole Moran provides financial and economic analysis in complex commercial litigation and regulatory proceedings. She supports experts in preparing for deposition and trial testimony. Her...
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Chanel O'Neill Energy Commodities Cornerstone
Chanel O’Neill heads Cornerstone Research’s energy and commodities practice. She has more than fifteen years of experience conducting economic analysis for complex business litigation and...
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Kevin Oswald Associate Cornerstone Research
Kevin Oswald is an Associate at Cornerstone Research. 
Shaama Pandya Consumer Finance Cornerstone Research Washington, DC
Shaama Pandya provides financial and economic analysis on securities and consumer finance matters, including cases involving large datasets. She develops case strategy and goals related to...
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Jean-Philippe Poissant Accounting Cornerstone Research Los Angeles, CA
Jean-Philippe “JP” Poissant has more than ten years of experience evaluating complex accounting, professional liability, executive compensation, valuation, corporate governance, and...
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Alan F. D. Potter Associate Cornerstone Research New York
Alan F. D. Potter is an associate at Cornerstone Research in New York.
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Ashish A. Pradhan Intellectual Property & Finance Cornerstone Research Los Angeles, CA
Ashish Pradhan has more than a decade of experience working on complex intellectual property and finance matters, as well as consumer fraud and product liability cases. He has consulted on...
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Yesim Richardson Economic Analysis Litigation Cornerstone
Yesim Richardson specializes in applying economic and financial analysis to complex litigation involving securities, financial institutions, valuation, and real estate. Dr. Richardson has...
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Brendan J. Rudolph, Expert Testimony Preparation, Complex Commercial Litigation, Cornerstone Research
Brendan Rudolph consults to attorneys and helps prepare expert testimony in many phases of complex commercial litigation, including class certification and other motion practice, merits,...
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Maria Salgado Health Care Attorney Cornerstone Research San Francisco, CA
Vice President
Maria Salgado coheads Cornerstone Research’s healthcare practice. She conducts economic analyses for complex business litigation matters, particularly those involving pharmaceuticals and...
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Laurent Samuel Litigation Economic Analysis Cornerstone
Senior Manager
Laurent Samuel provides economic and financial analysis and expert support in all phases of commercial litigation. Mr. Samuel has addressed alleged market manipulation in commodities and FX...
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Sachin Sancheti Litigation Attorney Cornerstone Research
Vice President
Sachin Sancheti has more than a decade of experience leading engagements in significant litigation and regulatory matters. He brings deep expertise to merger reviews, as well as product...
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Lindsay Schick Senior Manager Cornerstone Research
Senior Manager
Lindsay Schick provides consulting services in litigation involving economic and financial issues. Her primary areas of focus include investment management, ERISA, mortgage lending and...
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Frank Schneider Consultant Cornerstone Research
Vice President
Frank Schneider assesses loss causation, class certification, economic losses, and valuation issues for companies and investors across a range of industries and financial instruments. He...
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Rainer Schwabe Antitrust Analysis Cornerstone Research
Principal
Rainer Schwabe consults on a variety of antitrust and competition cases, including matters related to allegations of price fixing, exclusionary practices, and mergers and acquisitions. He...
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Allie Schwartz Financial Attorney Cornerstone Research New York, NY
Vice President
Allie Schwartz specializes in the valuation of securities and financial derivatives in the context of securities litigation, bankruptcy, and regulatory disputes. She also works extensively...
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Andrew Sfekas Financial & Economic Analysis Cornerstone Research Washington, DC
Manager
Andrew Sfekas provides financial and economic analysis in complex matters involving antitrust and competition in healthcare and life sciences markets. Dr. Sfekas has particular expertise...
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Anna Shakotko IP Product Liability Analysis Cornerstone Research
Principal
Anna Shakotko focuses on product liability, trade, and intellectual property disputes. She has over a decade of experience providing economic analysis in all stages of litigation, including...
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Laura E. Simmons, CPA, Certified Public Accountant, Finance Consulting, Cornerstone Research
Senior Advisor
Laura Simmons is a certified public accountant (CPA) and has more than twenty years of experience in accounting practice and economic and financial consulting. She has focused on damages...
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Ravi Sinha Securities and Financial Analyst Cornerstone
Vice President
Ravi Sinha has more than ten years of experience working with clients and experts to address complex financial and valuation issues. He has analyzed market efficiency, class certification,...
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Nari Subramanian Vice President Cornerstone Research Boston
Vice President
Nari Subramanian specializes in finance, with expertise across a range of financial markets, instruments, and investments. Dr. Subramanian analyzes the pricing and trading of equities,...
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Manuel Vasconcelos Financial Analyst Cornerstone Research
Manuel Vasconcelos specializes in complex matters that affect large financial institutions and other participants in capital markets. He focuses on market manipulation and trading conduct;...
Diego Vega San Martin Associate Cornerstone Research New York, NY
Education Washington University in St. Louis, Ph.D. University of Chile, M.Sc. University of Chile, B.S.
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Ashley Vissing Associate Cornerstone Research Chicago
Ashley Vissing is an associate at Cornerstone Research.
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Lucia Yanguas Associate Cornerstone Research Washington, DC
Publications Assessing Health Data Privacy Damages During A Pandemic Education University of California, Los Angeles, Ph.D. University of California, Los Angeles, M.A. Universidad de San...
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Nicholas D. Yavorsky Principal Cornerstone Research
Nick Yavorsky focuses on complex securities, financial institutions, and corporate transaction disputes. He provides accounting, valuation, and damages analyses to clients through all...
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Cornerstone Research has been named a Go-To Thought Leader in the field of Utilities and Transportation Law by the National Law Review. The firm, headed by authors Nicole M. Moran, Chanel F. O'Neill, and Laurent Samuel, has provided significant coverage of the latest news in crude oil price changes globally, detailing how worldwide sanctions, the Russo-Ukrainian conflict, and other notable challenges impacting the petroleum markets in recent years.  

The National Law Review names Cornerstone Research a Go-To Thought Leader in the field of Data Privacy Law. Authors Vildan Altuglu, Vikram Kumar, Vivek Mani, and Sinan Corus authored “Estimating Harm in Invasion of Privacy and Data Breach Disputes” in February of 2022, which gained significant traction detailing notable updates regarding data privacy and data breach litigation both in the United States and the United Kingdom.

Cornerstone Research is a 2021 National Law Review Go-To Thought Leader for their essential reports on corporate bankruptcies. Cornerstone Research’s staff analyzes recent bankruptcy spikes due to the COVID-19 pandemic and resulting economic recovery, and highlights trends over various industries. An example of their dedication to fact-finding, Cornerstone’s detailed Midyear 2021 report provides readers with actionable data, presented in easy-to-understand graphics and summaries.

Cornerstone Research is a National Law Review Go-To Thought Leader for the group’s analytical reports on SEC Enforcement actions, Public Company Filings, Mergers and Divestitures, trends in Bankruptcy and other pertinent commercial and legal data. In addition to examining and tracking large amounts of available public company information and court filings, Cornerstone Research provides invaluable insight, by identifying and explaining trends and interpreting and extrapolating the impact of market disruptors like the COVID-19 pandemic.

Recent Cornerstone Research Contributions