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

31

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47

Scholarly Papers (31)

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1.

Coin-Operated Capitalism

Columbia Law Review, Forthcoming, U of Penn, Inst for Law & Econ Research Paper No. 18-37
Number of pages: 105 Posted: 18 Jul 2018 Last Revised: 02 Mar 2019
Shaanan Cohney, David A. Hoffman, Jeremy Sklaroff and David A. Wishnick
University of Pennsylvania, School of Engineering & Applied Science, University of Pennsylvania Law School, University of Pennsylvania Law School - Student/Alumni/Adjunct and University of Pennsylvania - Center for Technology, Innovation & Competition
Downloads 5,737 (1,140)

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

2.

Empirical Analysis of Data Breach Litigation

Downloads 3,282 ( 3,011)

Empirical Analysis of Data Breach Litigation

Forthcoming in the Journal of Empirical Legal Studies, Temple University Legal Studies Research Paper No. 2012-30
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 3,281 (2,947)

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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 (665,168)
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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, Harvard Law School Program on Risk Regulation Research Paper No. 08-18, Yale Law School, Public Law Working Paper No. 159, 3rd Annual Conference on Empirical Legal Studies Papers
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 2,317 (5,464)
Citation 12

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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, Temple University Legal Studies Research Paper No. 2006-11
Number of pages: 52 Posted: 07 Mar 2006 Last Revised: 06 Apr 2008
David A. Hoffman
University of Pennsylvania Law School
Downloads 2,203 (5,925)
Citation 6

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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, Stanford Law Review, Vol. 64, 2012, Temple University Legal Studies Research Paper No. 2011-17
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 1,766 (8,637)
Citation 2

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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, Temple University Legal Studies Research Paper No. 2015-26
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 1,488 (11,421)

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motivated reasoning, judicial decisionmaking, ideology, professional judgment

7.

Wikitruth Through Wikiorder

Emory Law Journal, Vol. 59, 2010, Temple University Legal Studies Research Paper No. 2009-17
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 665 (37,332)
Citation 2

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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, Temple University Legal Studies Research Paper No. 2009-38
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 664 (37,410)
Citation 4

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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, CELS 2009 4th Annual Conference on Empirical Legal Studies Paper
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 579 (44,838)
Citation 1

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10.

The Common Sense of Contract Formation

Stanford Law Review, Vol. 67, 2015, U of Penn, Inst for Law & Econ Research Paper No. 14-5, Temple University Legal Studies Research Paper No. 2014-06
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 493 (54,968)

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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, Temple University Legal Studies Research Paper No. 2009-33
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 473 (57,966)
Citation 2

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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, Minnesota Law Review, Vol. 90, p. 537, 2006
Number of pages: 76 Posted: 15 Apr 2005
David A. Hoffman
University of Pennsylvania Law School
Downloads 469 (58,590)
Citation 4

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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), Temple University Legal Studies Research Paper No. 2016-10, U of Penn, Inst for Law & Econ Research Paper No. 17-7
Number of pages: 57 Posted: 01 Feb 2016 Last Revised: 09 Mar 2017
David A. Hoffman
University of Pennsylvania Law School
Downloads 422 (66,595)

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

14.

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 419 (67,133)

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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

15.

Litigating Toward Settlement

Journal of Law, Economics, and Organization (Forthcoming), Temple University Legal Studies Research Paper No. 2011-8
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 412 (68,549)
Citation 2

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

16.

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 330 (88,728)

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

17.

Docketology, District Courts, and Doctrine

Washington University Law Review, Vol. 85, p. 681, 2008, Temple University Legal Studies Research Paper No. 2007-18
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 330 (88,728)
Citation 5

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

18.

The Psychology of Contract Precautions

University of Chicago Law Review, Vol. 80, P. 395, 2013, U of Penn, Inst for Law & Econ Research Paper No. 12-10, Temple University Legal Studies Research Paper No. 2012-09, 7th Annual Conference on Empirical Legal Studies Paper
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 310 (95,097)
Citation 1

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

19.

Relational Contracts of Adhesion

University of Chicago Law Review, Vol. 85, p. 1395, 2018, U of Penn Law School, Public Law Research Paper No. 17-37
Number of pages: 67 Posted: 02 Aug 2017 Last Revised: 31 Oct 2018
David A. Hoffman
University of Pennsylvania Law School
Downloads 307 (96,062)

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20.

Nullificatory Juries

Wisconsin Law Review, Forthcoming, TJSL Public Law Research Paper
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 280 (106,030)
Citation 1

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

21.

Contract Consideration and Behavior

George Washington Law Review, Vol. 85, p. 351, 2017, Temple University Legal Studies Research Paper No. 2015-11, Northwestern Public Law Research Paper No. 15-21, U of Penn, Inst for Law & Econ Research Paper No. 17-16
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 276 (107,729)

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

22.

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

Downloads 258 (115,615)
Citation 1

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

J. Emp. Leg. Stud. ___ (2013, Forthcoming), Temple University Legal Studies Research Paper No. 2012-23
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 256 (116,013)
Citation 1

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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 (651,388)
Citation 1
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23.

Law and Psychology Grows Up, Goes Online, and Replicates

Downloads 256 (116,532)

Law and Psychology Grows Up, Goes Online, and Replicates

Journal of Empirical Legal Studies, Forthcoming, U of Penn Law School, Public Law Research Paper No. 17-38
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 255 (116,485)

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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 (665,168)
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24.

Self-Handicapping and Managers' Duty of Care

Wake Forest Law Review, Vol. 42, p. 803, 2007, Temple University Legal Studies Research Paper No. 2007-09
Number of pages: 27 Posted: 24 Apr 2007 Last Revised: 06 Apr 2008
David A. Hoffman
University of Pennsylvania Law School
Downloads 230 (129,892)

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

25.

Whither Bespoke Procedure?

University of Illinois Law Review, Forthcoming, Temple University Legal Studies Research Paper No. 2013-10
Number of pages: 46 Posted: 14 Feb 2013 Last Revised: 13 May 2013
David A. Hoffman
University of Pennsylvania Law School
Downloads 221 (135,043)

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

26.

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 190 (155,649)
Citation 4

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27.

Instructing Juries on Noneconomic Contract Damages

Fordham Law Review, Forthcoming, Temple University Legal Studies Research Paper No. 2012-24
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 153 (188,064)

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

28.

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 137 (205,716)

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29.

Hushing Contracts

Washington University Law Review, Forthcoming, U of Penn, Inst for Law & Econ Research Paper No. 19-08
Number of pages: 69 Posted: 06 Feb 2019 Last Revised: 02 Mar 2019
David A. Hoffman and Erik Lampmann
University of Pennsylvania Law School and University of Pennsylvania Law School
Downloads 136 (206,909)

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

30.

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, 2018, Forthcoming)
Number of pages: 17 Posted: 17 Apr 2017 Last Revised: 20 Nov 2017
Reid K. Weisbord and David A. Hoffman
Rutgers Law School and University of Pennsylvania Law School
Downloads 74 (312,346)

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

31.

The Use and Reliability of Federal Nature of Suit Codes

Michigan State Law Review, Forthcoming, U of Penn Law School, Public Law Research Paper No. 17-39
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 56 (360,801)

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

Other Papers (1)

Total Downloads: 33    Citations: 0
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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