• Hello!
    I'm Tzu-Han
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  • I am a Research Fellow at
    Harvard University

  • I am also a pianist
    and violinist
    My Recordings
Announcement: I recently joined Harvard University as a Postdoctoral Research Fellow, working with Prof. Nada Amin on Formal Methods + AI (since March 2026)!
About Me

Tzu-Han Hsu

Hi, I'm Tzu-Han, from Taiwan! I am a Postdoctoral Research Fellow at Harvard University, working with Prof. Nada Amin on integrating AI with formal methods. I earned my Ph.D. in Computer Science from Michigan State University, advised by Dr. Borzoo Bonakdarpour.

My Ph.D.: Security & Privacy

My doctoral research centered on the formal verification and security of computer systems — spanning Formal Methods / Model Checking / Synthesis of Hyperproperties / Security and Privacy / Information-Flow Security — all driven by one goal: ensuring the soundness and trustworthiness of programs through efficient, provably correct verification algorithms.


Now Exploring: AI + Formal Methods

Building on my Ph.D. training, my current research focuses on integrating AI — specifically large language models (LLMs) — with formal methods.

The aim is to unite the reasoning power of modern AI with the rigor of formal guarantees, so that intelligent systems can be both capable and provably trustworthy.


Beyond Research: Musik!

I have studied piano and violin for 18+ years. I performed Tchaikovsky's Piano Concerto No.1 with the ISU Symphony Orchestra in 2015, held a Solo Piano Recital in 2017, and served as Assistant Principal violinist of the ISU Symphony Orchestra.

I have also worked as a concert accompanist, and piano/violin instructor for young musicians.

keep going

Recent News

2026
May
Our paper "HyperQB2.0: A Bounded Model Checker for Hyperproperties" is accepted to CAV'26!
May
Our paper "HyPOLE: Hyperproperty-Guided Multi-Agent Reinforcement Learning under Partial Observation" is accepted to ICML'26!
Feb.
I successfully passed my Ph.D. defense!
2025
Sep.
Our paper "HypRL: Reinforcement Learning of Control Policies for Hyperproperties" is accepted to NeurIPS'25!
July
Our journal paper "Gray-box Runtime Enforcement of Hyperproperties" is accepted to Acta Informatica!
April
I successfully passed the comprehensive exam and officially became a Ph.D. candidate!
2024
May
Our paper "Syntax-Guided Automated Program Repair for Hyperproperties" is accepted to CAV'24!
2023
May
I will join Microsoft Research (MSR) as a research intern this Summer!
Citations
Papers
Piano repertoire
Cups of Coffee
My Publications

Journal Papers

2025
Gray-box Runtime Enforcement of Hyperproperties
Tzu-Han Hsu, Ana Oliveira da Costa, Andrew Wintenberg, Ezio Bartocci, Borzoo Bonakdarpour
Acta Informaticato appear

Conference Papers

2026
HyperQB2.0: A Bounded Model Checker for Hyperproperties
Tzu-Han Hsu, Milad Rabizadeh, Kenneth Rogale, Fedor Filippov, Marco A. de Oliveira Batista, Borzoo Bonakdarpour
CAV'26to appear
2026
HyPOLE: Hyperproperty-Guided Multi-Agent Reinforcement Learning under Partial Observation
Arshia Rafieioskouei, Tzu-Han Hsu, Matthew Lucas, Borzoo Bonakdarpour
ICML'26to appear
2025
HypRL: Reinforcement Learning of Control Policies for Hyperproperties
Tzu-Han Hsu, Arshia Rafieioskouei, Borzoo Bonakdarpour
NeurIPS'25San Diego, CA
2024
Syntax-Guided Automated Program Repair for Hyperproperties
Raven Beutner, Tzu-Han Hsu, Borzoo Bonakdarpour, Bernd Finkbeiner
CAV'24Montreal, Canada
2023
Efficient Loop Conditions for Bounded Model Checking Hyperproperties
Tzu-Han Hsu, César Sánchez, Sarai Sheinvald, Borzoo Bonakdarpour
TACAS'23Paris, France
2023
Bounded Model Checking for Asynchronous Hyperproperties
Tzu-Han Hsu, Borzoo Bonakdarpour, Bernd Finkbeiner, César Sánchez
TACAS'23Paris, France
2022
Mapping Synthesis for Hyperproperties
Tzu-Han Hsu, Borzoo Bonakdarpour, Eunsuk Kang, Stavros Tripakis
CSF'22Haifa, Israel
2021
Bounded Model Checking for Hyperproperties
Tzu-Han Hsu, César Sánchez, Borzoo Bonakdarpour
TACAS'21Luxembourg

Preprints

2024
Theorem-Carrying Transactions: Runtime Verification to Ensure Interface Specifications for Smart Contract Safety
Thomas Ball, Nikolaj S. Bjørner, Ashley J. Chen, Shuo Chen, Yang Chen, Zhongxin Guo, Tzu-Han Hsu, Peng Liu, Nanqing Luo
Preprint
2020
Multi-Agent Path Planning with Hyperproperties
Tzu-Han Hsu, Yu Wang, Borzoo Bonakdarpour, Miroslav Pajic
Preprint
My background

Education, Research, Teaching

Education

Ph.D., Computer Science & Engineering
Michigan State University · 2020–2026 · GPA 3.94/4.0 · Advisor: Dr. Borzoo Bonakdarpour
B.S., Computer Science
Iowa State University · 2016–2020 · GPA 3.86/4.0
B.A., Piano Performance
Iowa State University · 2013–2017 · GPA 3.86/4.0

Research Experience

Postdoctoral Research Fellow · Harvard University
2026–Present · with Prof. Nada Amin
Graduate Research Assistant · Michigan State University
2020–2026 · Formal verification & synthesis for hyperproperties on privacy & security policies
Undergraduate Research Assistant · Iowa State University
2019–2020 · Model checking & hyperproperties

Professional Services

Program Committee
OOPSLA'27EMSOFT'26LMPL'26EMSOFT'25 (WiP-LB)
Conference Reviewer
CSL'25SRDS'24EMSOFT'24CAV'24RV'24'25TACAS'23'25FM'23ICCPS'23VSTTE'23NFM'23DISC'22CSF'22ATVA'21
Artifact Review
CAV'23'24
Journal Review
Acta Informatica '22'25'26
Student Volunteer
CAV'21

Research Mentoring & Teaching

Graduate Mentees (MSU)
Ali Eshtehardian (PhD)Caitlin Coggins (MS)
Undergraduate Mentees (MSU)
Peyton RossTess MurphyLilly YankeNika Ghasemi Barmi
Teaching Assistant
CSE 260 Discrete Structures (MSU)COM S 227 OOP (ISU)

References

Dr. Borzoo Bonakdarpour
Ph.D. Advisor · Associate Professor, CSE, Michigan State University · borzoo@msu.edu
Dr. César Sánchez
Research Collaborator · Associate Research Professor, IMDEA Software / CSIC · cesar.sanchez@imdea.org

Industrial Experience

Research Intern · Microsoft Research
Summer 2023 · Framework to prove smart-contract safety, applied to Uniswap v2 [arXiv]
Applied Scientist Intern · Amazon (AWS)
Summer 2022 · Multi-threaded symbolic model checking on EC2 for industrial-scale protocols
Software Engineer Intern · Worrell Medical Design
Summer 2018 · VR usability-testing environment on Oculus Quest (Unity / C#)
Honors & Awards

Highlights of My Research Career

← scroll for more →  ·  add your photos to images/honors/

Fellowships
  • Google PhD Fellowship Nominee – one of only 4 Ph.D. students selected by MSU (2021)
  • University Graduate Research Fellowship – full summer support, MSU (2020)
Honors
  • 3MT Winner – Michigan State University CSE Department (2026)
  • Outstanding Senior Nominee (2020)
  • Magna Cum Laude – double-degree GPA 3.86 (2020)
  • ISU CLAS Dean's List (2013–2020)
Scholarships
  • International Student Ambassador Gold Scholarship, ISU (2013–2018)
  • Music Dept. Outstanding Student Scholarship, ISU (2013–2018)
  • Student Representative Council, Dept. Rep. elected, ISU (2015)
Music Awards
  • 1st Prize – Fort Dodge Orchestra Young Artists Concerto Competition (2015)
  • 1st Prize – ISU Symphony Orchestra Concerto Competition (2014); performed Tchaikovsky Piano Concerto No.1 at the Winner's Concert
  • State Winner – MTNA Piano Competition (2014)
Other Volunteer Experience
  • Iowa Education without Borders – Volunteer / Event Coordinator (2017–18)
  • Iowa Youth Leadership Summer Camp – Student Volunteer (2017–18)
  • ISU K-12 Computational Thinking Competition (2018)
As a Musician

My Piano Recordings

"Music gives a soul to the universe, wings to the mind, flight to the imagination and life to everything." – Plato
Contact Me

Get in Touch!

Tzu-Han Hsu

Tzu-Han Hsu (she/her/hers)

Postdoctoral Research Fellow · Harvard University
School of Engineering and Applied Sciences

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