David A. Hoffman

University of Pennsylvania Law School

Professor of Law

3501 Sansom Street

Philadelphia, PA 19104

United States

Cultural Cognition Project at Yale Law School

127 Wall St

New Haven, CT 06520

United States

  • University of Pennsylvania Law School

SCHOLARLY PAPERS

33

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CROSSREF CITATIONS

87

Scholarly Papers (33)

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1.

Coin-Operated Capitalism

Columbia Law Review, Vol. 119, p. 591, 2019
Number of pages: 104 Posted: 18 Jul 2018 Last Revised: 31 May 2019
Shaanan Cohney, David A. Hoffman, Jeremy Sklaroff and David A. Wishnick
Princeton University - Center for Information Technology Policy, University of Pennsylvania Law School, University of Pennsylvania Law School - Student/Alumni/Adjunct and University of Pennsylvania - Center for Technology, Innovation & Competition
Downloads 6,227 (1,153)
Citation 18

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ICO, blockchain, fintech, smart contract, IPO, bitcoin, initial coin offering, venture capital

2.

Empirical Analysis of Data Breach Litigation

Downloads 3,371 ( 3,353)
Citation 13

Empirical Analysis of Data Breach Litigation

Forthcoming in the Journal of Empirical Legal Studies
Number of pages: 31 Posted: 16 Jan 2012 Last Revised: 01 Feb 2014
Sasha Romanosky, David A. Hoffman and Alessandro Acquisti
RAND Corporation, University of Pennsylvania Law School and Carnegie Mellon University - H. John Heinz III School of Public Policy and Management
Downloads 3,370 (3,291)
Citation 6

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data breach, identity theft, privacy litigation, docket analysis, docketology

Empirical Analysis of Data Breach Litigation

Journal of Empirical Legal Studies, Vol. 11, Issue 1, pp. 74-104, 2014
Number of pages: 31 Posted: 18 Jan 2014
Sasha Romanosky, David A. Hoffman and Alessandro Acquisti
RAND Corporation, University of Pennsylvania Law School and Carnegie Mellon University - H. John Heinz III School of Public Policy and Management
Downloads 1 (736,465)
Citation 5
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3.

Whose Eyes are You Going to Believe? Scott v. Harris and the Perils of Cognitive Illiberalism

Harvard Law Review, Vol. 122, 2009
Number of pages: 67 Posted: 25 Mar 2008 Last Revised: 16 Apr 2013
Dan M. Kahan, David A. Hoffman and Donald Braman
Yale University - Law School, University of Pennsylvania Law School and George Washington University - Law School
Downloads 2,357 (6,131)

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cultural cognition, risk perception, Fourth Amendment, jury

4.

The Best Puffery Article Ever

Iowa Law Review, Vol. 91, p. 1395, 2006
Number of pages: 52 Posted: 07 Mar 2006 Last Revised: 06 Apr 2008
David A. Hoffman
University of Pennsylvania Law School
Downloads 2,294 (6,401)
Citation 1

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puffery, behavioral law and economics, advertising, warranty, securities, promissory estoppel, enterprise liability, marketing, consumption, puffing, Lanham Act, fraud, contract

5.

‘They Saw a Protest’: Cognitive Illiberalism and the Speech-Conduct Distinction

Cultural Cognition Project Working Paper No. 63
Number of pages: 52 Posted: 09 Feb 2011 Last Revised: 16 Apr 2013
Dan M. Kahan, David A. Hoffman, Donald Braman, Danieli Evans Peterman and Jeffrey J. Rachlinski
Yale University - Law School, University of Pennsylvania Law School, George Washington University - Law School, Yale Law School and Cornell Law School
Downloads 1,851 (9,222)
Citation 5

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6.

'Ideology' or 'Situation Sense'? An Experimental Investigation of Motivated Reasoning and Professional Judgment

University of Pennsylvania Law Review, Vol. 64, 2016
Number of pages: 92 Posted: 22 Apr 2015 Last Revised: 19 Feb 2016
Dan M. Kahan, David A. Hoffman, Danieli Evans Peterman, Neal Devins, Eugene Lucci and Katherine Cheng
Yale University - Law School, University of Pennsylvania Law School, Yale Law School, William & Mary Law School, Government of the State of Ohio - Court of Common Pleas and Cultural Cognition Lab, Yale Law School
Downloads 1,548 (12,208)
Citation 8

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motivated reasoning, judicial decisionmaking, ideology, professional judgment

7.

Wikitruth Through Wikiorder

Emory Law Journal, Vol. 59, 2010
Number of pages: 47 Posted: 06 Mar 2009 Last Revised: 26 Aug 2009
David A. Hoffman and Salil K. Mehra
University of Pennsylvania Law School and Temple University - James E. Beasley School of Law
Downloads 685 (40,438)
Citation 1

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social production, social norms, law, dispute resolution, arbitration, empirical legal studies

8.

Disputing Limited Liability

Northwestern University Law Review, Vol. 104
Number of pages: 61 Posted: 06 Oct 2009 Last Revised: 04 Jun 2010
Christina L. Boyd and David A. Hoffman
University of Georgia - School of Public and International Affairs and University of Pennsylvania Law School
Downloads 682 (40,659)

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veil piercing, docketology, selection effects, priest-klein, undercapitalization, ideology, cultural cognition, LLCs, limited liability, empirical analysis, settlement

9.

Some Realism About Punishment Naturalism

University of Chicago Law Review, Vol. 77, 2010
Number of pages: 80 Posted: 07 Aug 2009 Last Revised: 16 Apr 2013
Donald Braman, Dan M. Kahan and David A. Hoffman
George Washington University - Law School, Yale University - Law School and University of Pennsylvania Law School
Downloads 592 (49,021)

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10.

The Common Sense of Contract Formation

Stanford Law Review, Vol. 67, 2015
Number of pages: 33 Posted: 01 Mar 2014 Last Revised: 09 Jun 2015
Tess Wilkinson‐Ryan and David A. Hoffman
University of Pennsylvania Law School and University of Pennsylvania Law School
Downloads 516 (58,339)
Citation 1

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Contracts, psychology, behavioral law & economics, microeconomic behavior, contract negotiation, drafting, formation, agreement, assent, formality, mailbox rule, terms that follow, moral norms, reciprocity, social obligation, performance, formalism, spectrum of obligation, empirical analysis

11.

Breach is for Suckers

Vanderbilt Law Review, Vol. 63, p. 1003, 2010
Number of pages: 43 Posted: 15 Aug 2009 Last Revised: 22 Aug 2010
Tess Wilkinson‐Ryan and David A. Hoffman
University of Pennsylvania Law School and University of Pennsylvania Law School
Downloads 495 (61,458)

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contracts, breach, expectation, sucker, exploitation, reciprocity, promissory estoppel, willful breach, liquidated damages

12.

The Duty to Be a Rational Shareholder

Temple University Legal Studies Research Paper No. 2006-02
Number of pages: 76 Posted: 15 Apr 2005
David A. Hoffman
University of Pennsylvania Law School
Downloads 472 (65,217)

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securities law, behavioral law and economics, rationality, materiality, race, gender, duties, reasonable person, disclosure

13.

From Promise to Form: How Contracting Online Changes Consumers

91 New York University Law Review 1595 (2016)
Number of pages: 57 Posted: 01 Feb 2016 Last Revised: 09 Mar 2017
David A. Hoffman
University of Pennsylvania Law School
Downloads 449 (69,300)

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contract law, millennials, individual differences, contracting, form contracts, digital contracts, internet commerce, psychology and law

14.

Litigating Toward Settlement

Journal of Law, Economics, and Organization (Forthcoming)
Number of pages: 52 Posted: 06 Aug 2010 Last Revised: 14 May 2012
Christina L. Boyd and David A. Hoffman
University of Georgia - School of Public and International Affairs and University of Pennsylvania Law School
Downloads 425 (74,038)
Citation 11

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settlement, hazard models, motion practice, discovery, options theory, psychology of litigation, empirical legal studies

15.

Can Law and Economics Be Both Practical and Principled?

Alabama Law Review, Vol. 53, p. 335, 2002
Number of pages: 83 Posted: 22 Aug 2004
David A. Hoffman and Michael P. O'Shea
University of Pennsylvania Law School and Oklahoma City University School of Law
Downloads 424 (74,262)

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Law and economics, welfare, cost benefit analysis, utilitarianism, behavioral economics, juries, preferences, fairness, paternalism, legal theory, wealth maximization, Pareto, Kaldor-Hicks

16.

Relational Contracts of Adhesion

University of Chicago Law Review, Vol. 85, p. 1395, 2018
Number of pages: 67 Posted: 02 Aug 2017 Last Revised: 31 Oct 2018
David A. Hoffman
University of Pennsylvania Law School
Downloads 365 (88,432)
Citation 2

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17.

Docketology, District Courts, and Doctrine

Washington University Law Review, Vol. 85, p. 681, 2008
Number of pages: 72 Posted: 26 Apr 2007 Last Revised: 20 Apr 2014
David A. Hoffman, Alan Izenman and Jeffrey Lidicker
University of Pennsylvania Law School, Temple University - Fox School of Business and Management and Independent
Downloads 336 (97,097)

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empirical, statistics, opinions, courts, civil procedure, orders, dockets, behavioral, risk aversion, doctrine

18.

A Closer Look at Veil Piercing in Federal District Courts

CLEA 2008 Meetings Paper
Number of pages: 4 Posted: 16 Apr 2008 Last Revised: 25 Jun 2008
Christina L. Boyd and David A. Hoffman
University of Georgia - School of Public and International Affairs and University of Pennsylvania Law School
Downloads 334 (97,741)

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veil piercing, dockets, litigation, alter ego, trial courts, pleadings, settlement

19.

Transactional Scripts in Contract Stacks

Minnesota Law Review, Forthcoming
Number of pages: 63 Posted: 22 Jan 2020 Last Revised: 26 May 2020
Shaanan Cohney and David A. Hoffman
Princeton University - Center for Information Technology Policy and University of Pennsylvania Law School
Downloads 330 (99,072)

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smart contracts, transactional scripts, blockchain, Ethereum, gas costs, interpretation, contracts, canons, parol evidence

20.

The Psychology of Contract Precautions

University of Chicago Law Review, Vol. 80, P. 395, 2013
Number of pages: 43 Posted: 07 Feb 2012 Last Revised: 09 Sep 2014
David A. Hoffman and Tess Wilkinson‐Ryan
University of Pennsylvania Law School and University of Pennsylvania Law School
Downloads 323 (101,489)
Citation 1

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contracts, precautions, psychology, reference point, reference transaction, prospect theory

21.

Contract Consideration and Behavior

George Washington Law Review, Vol. 85, p. 351, 2017
Number of pages: 47 Posted: 22 Feb 2015 Last Revised: 25 May 2017
David A. Hoffman and Zev J. Eigen
University of Pennsylvania Law School and Syndio Solutions
Downloads 290 (114,066)
Citation 1

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consideration, recitals, nominal consideration, endowment, contract, reciprocity, formalities, Fuller, cautionary

22.

Law and Psychology Grows Up, Goes Online, and Replicates

Downloads 288 (114,893)
Citation 2

Law and Psychology Grows Up, Goes Online, and Replicates

Journal of Empirical Legal Studies, Forthcoming
Number of pages: 44 Posted: 21 Aug 2017 Last Revised: 24 Apr 2018
David A. Hoffman and Tess Wilkinson‐Ryan
University of Pennsylvania Law School and University of Pennsylvania Law School
Downloads 287 (114,694)
Citation 1

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replication crisis, reproducibility, experimental legal studies, law and psychology

Law and Psychology Grows Up, Goes Online, and Replicates

Journal of Empirical Legal Studies, Vol. 15, Issue 2, pp. 320-355, 2018
Number of pages: 36 Posted: 07 May 2018
Krin Irvine, David A. Hoffman and Tess Wilkinson‐Ryan
University of Chicago - Booth School of Business, University of Pennsylvania Law School and University of Pennsylvania
Downloads 1 (736,465)
Citation 1
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23.

Nullificatory Juries

Wisconsin Law Review, Forthcoming
Number of pages: 62 Posted: 25 Sep 2003
David A. Hoffman and Kaimipono David Wenger
University of Pennsylvania Law School and Thomas Jefferson School of Law
Downloads 285 (116,167)

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behavioral, law and economics, jury behavior, jury nullification, criminal law, punitive damages, paternalism, rule of law

24.

Building a Taxonomy of Litigation: Clusters of Causes of Action in Federal Complaints

Downloads 260 (128,020)
Citation 3

Building a Taxonomy of Litigation: Clusters of Causes of Action in Federal Complaints

J. Emp. Leg. Stud. ___ (2013, Forthcoming)
Number of pages: 51 Posted: 25 Apr 2012 Last Revised: 31 Jul 2016
Christina L. Boyd, David A. Hoffman, Zoran Obradovic and Kosta Ritovski
University of Georgia - School of Public and International Affairs, University of Pennsylvania Law School, Independent and Temple University
Downloads 258 (128,423)

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complaints, pleadings, Twombly, Iqbal, cluster analysis, causes of action, attorney behavior, network analysis

Building a Taxonomy of Litigation: Clusters of Causes of Action in Federal Complaints

Journal of Empirical Legal Studies, Vol. 10, Issue 2, pp. 253-287, 2013
Number of pages: 35 Posted: 20 Apr 2013
Christina L. Boyd, David A. Hoffman, Zoran Obradovic and Kosta Ristovski
University of Georgia - School of Public and International Affairs, University of Pennsylvania Law School, Independent and Temple University
Downloads 2 (722,276)
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25.

Hushing Contracts

Washington University Law Review, Vol. 94, p. 165, 2019
Number of pages: 56 Posted: 06 Feb 2019 Last Revised: 21 Nov 2019
David A. Hoffman and Erik Lampmann
University of Pennsylvania Law School and University of Pennsylvania Law School
Downloads 245 (135,870)

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#metoo, sexual harassment, contracts, public policies, externalities

26.

Self-Handicapping and Managers' Duty of Care

Wake Forest Law Review, Vol. 42, p. 803, 2007
Number of pages: 27 Posted: 24 Apr 2007 Last Revised: 06 Apr 2008
David A. Hoffman
University of Pennsylvania Law School
Downloads 233 (142,742)

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fiduciary duty, self-handicapping, duty of care, corporate governance, behavioral law and economics, negligence, duty of loyalty, managers, officers

27.

Whither Bespoke Procedure?

University of Illinois Law Review, Forthcoming
Number of pages: 46 Posted: 14 Feb 2013 Last Revised: 13 May 2013
David A. Hoffman
University of Pennsylvania Law School
Downloads 223 (148,967)
Citation 2

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private procedure, federal rules of civil procedure, contract law, bespoke, discovery, motion practice, arbitration

28.

How Relevant is Jury Rationality?

University of Illinois Law Review, Vol. 2, 2003
Number of pages: 23 Posted: 04 Jun 2003
David A. Hoffman
University of Pennsylvania Law School
Downloads 194 (169,697)

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29.

Instructing Juries on Noneconomic Contract Damages

Fordham Law Review, Forthcoming
Number of pages: 42 Posted: 15 Mar 2012 Last Revised: 20 Aug 2012
David A. Hoffman and Alexander Radus
University of Pennsylvania Law School and Temple University - James E. Beasley School of Law
Downloads 157 (204,116)

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jury instructions, contract damages, noneconomic losses, law and psychology, expectation, contracts

30.

A Core of Agreement

University of Chicago Law Review, Vol. 77, p. 1655, 2010
Number of pages: 6 Posted: 25 Apr 2010 Last Revised: 16 Apr 2013
Donald Braman, Dan M. Kahan and David A. Hoffman
George Washington University - Law School, Yale University - Law School and University of Pennsylvania Law School
Downloads 138 (226,821)

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31.

Are There Really 'Plenty of Shapiros Out There'? A Comment on the Courage of Norma L. Shapiro

Edited Volume of Essays on Notable American Judges (Kevin Peppers, ed., University of Virginia Press, Forthcoming)
Number of pages: 18 Posted: 17 Apr 2017 Last Revised: 15 Sep 2019
Reid K. Weisbord and David A. Hoffman
Rutgers Law School and University of Pennsylvania Law School
Downloads 84 (320,440)

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Donald Trump, judicial courage, mass incarceration, prisoner litigation, prison overcrowding, civil contempt, sentencing error, due process

32.

The Use and Reliability of Federal Nature of Suit Codes

Michigan State Law Review, Forthcoming
Number of pages: 35 Posted: 17 Jul 2017 Last Revised: 24 Apr 2018
Christina L. Boyd and David A. Hoffman
University of Georgia - School of Public and International Affairs and University of Pennsylvania Law School
Downloads 62 (379,168)

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NOS Codes, Federal Litigation, Complaints, Causes of Action, Reliability, Case Weights

33.

The Social Cost of Contract

Number of pages: 36 Posted: 26 Jun 2020
David A. Hoffman and Cathy Hwang
University of Pennsylvania Law School and University of Virginia School of Law
Downloads 242

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COVID-19, force majuere, contract, pandemic, risk, interpretation, reformation, ADR, MDL

Other Papers (1)

Total Downloads: 33
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1.

Empirical Analysis of Data Breach Litigation

Number of pages: 27 Posted: 14 Jul 2011
Sasha Romanosky, David A. Hoffman and Alessandro Acquisti
RAND Corporation, University of Pennsylvania Law School and Carnegie Mellon University - H. John Heinz III School of Public Policy and Management
Downloads 33

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data breach, data breach litigation, docket analysis, identity theft