Timothy J. Hazen

Senior Staff Machine Learning Engineer, LinkedIn

  • Joined September 2019

Names

Timothy J. Hazen (Preferred)
,
Timothy J Hazen
,
T. J. Hazen

Emails

****@mit.edu (Confirmed)
,
****@alum.mit.edu (Confirmed)
,
****@microsoft.com (Confirmed)
,
****@outlook.com (Confirmed)
,
****@twitter.com (Confirmed)
,
****@linkedin.com (Confirmed)

Personal Links

Career & Education History

Senior Staff Machine Learning Engineer
LinkedIn (linkedin.com)
2022 – Present
 
Senior Staff Machine Learning Researcher
Twitter (twitter.com)
2020 – 2022
 
Senior Principal Research Manager
Microsoft (microsoft.com)
2013 – 2020
 
Member of Technical Staff
MIT Lincoln Laboratory, Massachusetts Institute of Technology (ll.mit.edu)
2007 – 2012
 
Research Scientist
Computer Science and Artificial Intelligence Laboratory, Electrical Engineering & Computer Science (csail.mit.edu)
1998 – 2007
 

Advisors, Relations & Conflicts

PhD Advisor
1993 – 1998
 

Expertise

large language models
2019 – Present
 
deep learning for NLP
2017 – Present
 
topic modeling
2007 – Present
 
question answering
2013 – 2020
 
conversational systems
1998 – 2015
 
speech recognition
1991 – 2012
 
audio-visual speech processing
2001 – 2007