Neil T. Heffernan

	2009
36		Jozsef Patvarczki, Murali Mani, Neil T. Heffernan: Performance Driven Database Design for Scalable Web Applications. ADBIS 2009: 43-58
35		Leena M. Razzaq, Neil T. Heffernan: To Tutor or Not to Tutor: That is the Question. AIED 2009: 457-464
34		Zachary A. Pardos, Neil T. Heffernan: Detecting the Learning Value of Items In a Randomized Problem Set. AIED 2009: 499-506
33		Mingyu Feng, Neil T. Heffernan, Joseph E. Beck: Using Learning Decomposition to Analyze Instructional Effectiveness in the ASSISTment System. AIED 2009: 523-530
	2008
32		Leena M. Razzaq, Neil T. Heffernan: Towards designing a user-adaptive web-based e-learning system. CHI Extended Abstracts 2008: 3525-3530
31		Mingyu Feng, Joseph E. Beck, Neil T. Heffernan, Kenneth R. Koedinger: Can an Intelligent Tutoring System Predict Math Proficiency as Well as a Standarized Test?. EDM 2008: 107-116
30		Zachary A. Pardos, Neil T. Heffernan, Carolina Ruiz, Joseph E. Beck: The Composition Effect: Conjuntive or Compensatory? An Analysis of Multi-Skill Math Questions in ITS. EDM 2008: 147-156
29		Mingyu Feng, Neil T. Heffernan, Joseph E. Beck, Kenneth R. Koedinger: Can we predict which groups of questions students will learn from?. EDM 2008: 218-225
28		Leena M. Razzaq, Michael Mendicino, Neil T. Heffernan: Comparing Classroom Problem-Solving with No Feedback to Web-Based Homework Assistance. Intelligent Tutoring Systems 2008: 426-437
27		Jozsef Patvarczki, Shane F. Almeida, Joseph E. Beck, Neil T. Heffernan: Lessons Learned from Scaling Up a Web-Based Intelligent Tutoring System. Intelligent Tutoring Systems 2008: 766-770
26		Yu Guo, Joseph E. Beck, Neil T. Heffernan: Trying to Reduce Bottom-Out Hinting: Will Telling Student How Many Hints They Have Left Help?. Intelligent Tutoring Systems 2008: 774-778
25		Neil T. Heffernan, Kenneth R. Koedinger, Leena M. Razzaq: Expanding the Model-Tracing Architecture: A 3rd Generation Intelligent Tutor for Algebra Symbolization. I. J. Artificial Intelligence in Education 18(2): 153-178 (2008)
	2007
24		Leena M. Razzaq, Neil T. Heffernan, Robert W. Lindeman: What Level of Tutor Interaction is Best? AIED 2007: 222-229
23		Zachary A. Pardos, Mingyu Feng, Neil T. Heffernan, Cristina Linquist-Heffernan: Analyzing Fine-Grained Skill Models Using Bayesian and Mixed Effects Methods. AIED 2007: 626-628
22		Rob R. Weitz, Neil T. Heffernan, Viswanathan Kodaganallur, David Rosenthal: The Distribution of Student Errors Across Schools: An Initial Study. AIED 2007: 671-673
21		Wang Shudong, Neil T. Heffernan: FM and Web Broadcasting Systems for Mobile Language Listening. ICALT 2007: 457-458
20		Zachary A. Pardos, Neil T. Heffernan, Brigham Anderson, Cristina Linquist-Heffernan: The Effect of Model Granularity on Student Performance Prediction Using Bayesian Networks. User Modeling 2007: 435-439
19		Leena M. Razzaq, Mingyu Feng, Neil T. Heffernan, Kenneth R. Koedinger, Brian Junker, Goss Nuzzo-Jones, Michael A. Macasek, Kai P. Rasmussen, Terrence E. Turner, Jason A. Walonoski: A Web-based Authoring Tool for Intelligent Tutors: Blending Assessment and Instructional Assistance. Intelligent Educational Machines 2007: 23-49
	2006
18		Neil T. Heffernan, Terrence E. Turner, Abraao L. N. Lourenco, Michael A. Macasek, Goss Nuzzo-Jones, Kenneth R. Koedinger: The ASSISTment Builder: Towards an Analysis of Cost Effectiveness of ITS Creation. FLAIRS Conference 2006: 515-520
17		Mingyu Feng, Neil T. Heffernan, Kenneth R. Koedinger: Predicting State Test Scores Better with Intelligent Tutoring Systems: Developing Metrics to Measure Assistance Required. Intelligent Tutoring Systems 2006: 31-40
16		Jason A. Walonoski, Neil T. Heffernan: Detection and Analysis of Off-Task Gaming Behavior in Intelligent Tutoring Systems. Intelligent Tutoring Systems 2006: 382-391
15		Leena M. Razzaq, Neil T. Heffernan: Scaffolding vs. Hints in the Assistment System. Intelligent Tutoring Systems 2006: 635-644
14		Jason A. Walonoski, Neil T. Heffernan: Prevention of Off-Task Gaming Behavior in Intelligent Tutoring Systems. Intelligent Tutoring Systems 2006: 722-724
13		Kevin Kardian, Neil T. Heffernan: Knowledge Engineering for Intelligent Tutoring Systems: Assessing Semi-automatic Skill Encoding Methods. Intelligent Tutoring Systems 2006: 735-737
12		Mingyu Feng, Neil T. Heffernan, Kenneth R. Koedinger: Addressing the testing challenge with a web-based e-assessment system that tutors as it assesses. WWW 2006: 307-316
	2005
11		Leena M. Razzaq, Mingyu Feng, Goss Nuzzo-Jones, Neil T. Heffernan, Kenneth R. Koedinger, Brian Junker, Steven Ritter, Andrea Knight, Edwin Mercado, Terrence E. Turner, Ruta Upalekar, Jason A. Walonoski, Michael A. Macasek, Christopher Aniszczyk, Sanket Choksey, Tom Livak, Kai P. Rasmussen: Blending Assessment and Instructional Assisting. AIED 2005: 555-562
10		Carolyn Penstein Rosé, Pinar Donmez, Gahgene Gweon, Andrea Knight, Brian Junker, William W. Cohen, Kenneth R. Koedinger, Neil T. Heffernan: Automatic and Semi-Automatic Skill Coding With a View Towards Supporting On-Line Assessment. AIED 2005: 571-578
9		Goss Nuzzo-Jones, Jason A. Walonoski, Neil T. Heffernan, Tom Livak: The eXtensible Tutor Architecture: A New Foundation for ITS. AIED 2005: 902-904
8		Terrence E. Turner, Michael A. Macasek, Goss Nuzzo-Jones, Neil T. Heffernan, Kenneth R. Koedinger: The Assistment Builder: A Rapid Development Tool for ITS. AIED 2005: 929-931
	2004
7		Kenneth R. Koedinger, Vincent Aleven, Neil T. Heffernan, Bruce M. McLaren, Matthew Hockenberry: Opening the Door to Non-programmers: Authoring Intelligent Tutor Behavior by Demonstration. Intelligent Tutoring Systems 2004: 162-174
6		Ethan A. Croteau, Neil T. Heffernan, Kenneth R. Koedinger: Why Are Algebra Word Problems Difficult? Using Tutorial Log Files and the Power Law of Learning to Select the Best Fitting Cognitive Model. Intelligent Tutoring Systems 2004: 240-250
5		Neil T. Heffernan, Ethan A. Croteau: Web-Based Evaluations Showing Differential Learning for Tutorial Strategies Employed by the Ms. Lindquist Tutor. Intelligent Tutoring Systems 2004: 491-500
4		Matthew P. Jarvis, Goss Nuzzo-Jones, Neil T. Heffernan: Applying Machine Learning Techniques to Rule Generation in Intelligent Tutoring Systems. Intelligent Tutoring Systems 2004: 541-553
3		Leena M. Razzaq, Neil T. Heffernan: Tutorial Dialog in an Equation Solving Intelligent Tutoring System. Intelligent Tutoring Systems 2004: 851-853
2		Neil T. Heffernan, Peter M. Wiemer-Hastings, Gregory Aist, Vincent Aleven, Ivon Arroyo, Paul Brna, Mark G. Core, Martha W. Evens, Reva Freedman, Michael Glass, Arthur C. Graesser, Kenneth R. Koedinger, Pamela W. Jordan, Diane J. Litman, Evelyn Lulis, Helen Pain, Carolyn Penstein Rosé, Beverly Park Woolf, Claus Zinn: Workshop on Dialog-Based Intelligent Tutoring Systems: State of the Art and New Research Directions. Intelligent Tutoring Systems 2004: 914
	2002
1		Neil T. Heffernan, Kenneth R. Koedinger: An Intelligent Tutoring System Incorporating a Model of an Experienced Human Tutor. Intelligent Tutoring Systems 2002: 596-608

Coauthor Index

1	Gregory Aist	[2]
2	Vincent Aleven	[2] [7]
3	Shane F. Almeida	[27]
4	Brigham Anderson	[20]
5	Christopher Aniszczyk	[11]
6	Ivon Arroyo	[2]
7	Joseph E. Beck (Joseph Beck)	[26] [27] [29] [30] [31] [33]
8	Paul Brna	[2]
9	Sanket Choksey	[11]
10	William W. Cohen	[10]
11	Mark G. Core	[2]
12	Ethan A. Croteau	[5] [6]
13	Pinar Donmez	[10]
14	Martha W. Evens	[2]
15	Mingyu Feng	[11] [12] [17] [19] [23] [29] [31] [33]
16	Reva Freedman	[2]
17	Michael Glass	[2]
18	Arthur C. Graesser	[2]
19	Yu Guo	[26]
20	Gahgene Gweon	[10]
21	Matthew Hockenberry	[7]
22	Matthew P. Jarvis	[4]
23	Pamela W. Jordan	[2]
24	Brian Junker	[10] [11] [19]
25	Kevin Kardian	[13]
26	Andrea Knight	[10] [11]
27	Viswanathan Kodaganallur	[22]
28	Kenneth R. Koedinger	[1] [2] [6] [7] [8] [10] [11] [12] [17] [18] [19] [25] [29] [31]
29	Robert W. Lindeman	[24]
30	Cristina Linquist-Heffernan	[20] [23]
31	Diane J. Litman	[2]
32	Tom Livak	[9] [11]
33	Abraao L. N. Lourenco	[18]
34	Evelyn Lulis	[2]
35	Michael A. Macasek	[8] [11] [18] [19]
36	Murali Mani	[36]
37	Bruce M. McLaren	[7]
38	Michael Mendicino	[28]
39	Edwin Mercado	[11]
40	Goss Nuzzo-Jones	[4] [8] [9] [11] [18] [19]
41	Helen Pain	[2]
42	Zachary A. Pardos	[20] [23] [30] [34]
43	Jozsef Patvarczki	[27] [36]
44	Kai P. Rasmussen	[11] [19]
45	Leena M. Razzaq	[3] [11] [15] [19] [24] [25] [28] [32] [35]
46	Steven Ritter	[11]
47	Carolyn Penstein Rosé	[2] [10]
48	David Rosenthal	[22]
49	Carolina Ruiz	[30]
50	Wang Shudong	[21]
51	Terrence E. Turner	[8] [11] [18] [19]
52	Ruta Upalekar	[11]
53	Jason A. Walonoski	[9] [11] [14] [16] [19]
54	Rob R. Weitz	[22]
55	Peter M. Wiemer-Hastings	[2]
56	Beverly Park Woolf	[2]
57	Claus Zinn	[2]

Colors in the list of coauthors