Gerald Penn
Students and Co-authors

Current Post-Doctoral Students

Sajad Shirali-Shahreza

Social reading technology.

Current Ph.D. Students

Samarendra Dash

Social reading technology.

Ken Shi

Social reading technology.

Tian Yu

Social reading technology.

Jinman Zhao

Substructural logic.

Zixin Zhao

Social reading technology.

Current M.Sc. Students

Andrew Liu

Mathematical Linguistics.

Wenjie Lu

Privacy-preserving NLP.

David Wei

Acoustic modelling.

External Examiner

Andrew Burrow, Department of Computer Science, University of Adelaide, defended 2006.

Yael Cohen-Sygal, Department of Computer Science, Haifa University, defended 2011.

Martin Jansche, Department of Linguistics, Ohio State University, defended 2004.

Richard Khoury, Department of Electrical and Computer Engineering, University of Waterloo, defended 2008.

Jen-Philippe Prost, Department of Computing, Macquarie University, defended 2008.

Niko Schenk, Department of Computer Science, Goethe University of Frankfurt, defended 2019.

Nelson Wong, Department of Computer Science, University of Saskatchewan, defended 2013.

Former Ph.D. Students

Jingcheng Niu

Towards the Renormalization of Transformer Language Models,

Department of Computer Science, University of Toronto, 2025.
Post-doctoral Fellow, TU Darmstadt.

Sean Robertson

Scale in Acoustic Modelling,

Department of Computer Science, University of Toronto, 2023.
Research Scientist, Otter.ai.

Aditya Bhargava

Subcategorial Considerations in Statistical Categorial Parsing,

Department of Computer Science, University of Toronto, 2022.
Post-doctoral Fellow, University of Toronto.

Siavash Kazemian

Task- and Domain-Dependent Natural Language Processing for Supporting Spoken Document Use,

Department of Computer Science, University of Toronto, 2018.
Senior Machine Learning Engineer, Globe Labs, Globe & Mail.

Timothy Fowler

Lambek Categorial Grammars for Practical Parsing,
Department of Computer Science, University of Toronto, 2016.
Research Scientist, Nuance Communications.

Jackie Chi Kit Cheung

Distributional Semantics for Robust Automatic Summarization,
Department of Computer Science, University of Toronto, 2014.
Associate Professor, McGill University.

Abdel-rahman Samir Mohamed

Deep Neural Network Acoustic Models for ASR,
Department of Computer Science, University of Toronto, 2013.
Co-advised with Geoffrey Hinton.
Head of AI, Rembrand.

Xiaodan Zhu

Summarizing Spoken Documents through Utterance Selection,
Department of Computer Science, University of Toronto, 2010.
Associate Professor, Queen's University.

Christopher Collins

Interactive Visualizations of Natural Language,
Department of Computer Science, University of Toronto, 2010.
Co-advised with Sheelagh Carpendale.
Associate Professor, Ontario Institute of Technology.

Cosmin Munteanu

Usable Transcriptions of Webcast Lectures and Presentations,
Department of Computer Science, University of Toronto, 2009.
Co-advised with Ron Baecker.
Associate Professor, University of Waterloo.

Mohammad Haji-Abdolhosseini

Modularity and Soft Constraints: a study of conflict resolution in grammar,
Department of Linguistics, University of Toronto, 2004.
Co-advised with Elizabeth Cowper.
Assistant Professor, Department of English, Iowa State University.

Former M.Sc. Students

Megan Deering

An Analysis of Scoring Methods for Reranking in Large Language Model Story Generation,
Department of Computer Science, University of Toronto, 2025.
Machine Learning Engineer, Wattpad.

Gagandeep Singh

Speech Synthesis Using Linear Dynamical Models,
Department of Computer Science, University of Toronto, 2018.
Senior Research Scientist, Nuance Communications.

Anthony McCallum

An Ecologically Valid Evaluation of Speech Summarization in the University Lecture Domain,
Department of Computer Science, University of Toronto, 2012.
Software Engineer, Microsoft.

Thanh Pham

An Empirical Comparison of Three Audio Fingerprinting Methods in Music and Feature-length Film,
Department of Computer Science, University of Toronto, 2011.
Doctoral Student, University of Toronto Institute for Aerospace Studies.

Rouzbeh Farahmand

Flexible Structural Analysis of Near-Meet-Semilattices for Unification-based Grammar Design,
Department of Computer Science, University of Toronto, 2010.
NLP Software Engineer, Converseon AI.

Michael Demko

Statistical Parsing with Context-free Filtering Grammar,
Department of Computer Science, University of Toronto, 2007.
Senior Software Engineer, Google.

Ken Hoetmer

Higher-Order Types for Grammar Engineering,
Department of Computer Science, University of Toronto, 2005.
Product Manager, Google.

Akshay Kalle

Department of Mathematics, University of Toronto, 2006.
CTO, Elastic Care, Inc.

Karen Steinicke

Memory Management for Logic Programming with Typed Feature Structures,
Department of Computational Linguistics, Eberhard-Karls-Universität Tübingen, 2007.
Co-advised with Dale Gerdemann.

Oliver Suhre

Computational Aspects of a Grammar Formalism for Languages with Freer Word Order,
Department of Informatics, Eberhard-Karls-Universitaet, 1999.
Co-advised with Klaus-Joern Lange.
Software Engineer, IBM Deutschland.

Former Undergraduates

Sean Bell

Research Scientist Manager, Meta.

Dav Vrat Chadha

Machine Learning Software Engineer, Tesla.

Travis Choma

Engineering Manager, Google.

Harvey Donnelly

Postgraduate student, University of Edinburgh.

Matthew Giamou

Assistant Professor of Computing and Software, McMaster University.

Paul He

Applied Scientist, Amazon Web Services.

David James

Software Engineer, Google.

Viktoriya Krakovna

Senior Research Scientist, DeepMind.

Ryan McDonald

Research Scientist, Google AI.

Aakash Sahney

Product Manager, Google.

Ruiyu Wang

Postgraduate student, University of Toronto.

Yingxue Wang

Software Engineer, Google.

Yuecheng Zhang

Engineering Manager, Meta.

Co-authors

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gpenn@cs.toronto.edu
Gerald Penn