Welcome to my site! I'm currently working at IBM Research at the T.J. Watson Research Lab in Cambridge, MA.

I am interested in software engineering research such as API usage, recommendation systems, software navigation, software evolution, concern characterization. I also enjoy economic topics such as game theory and agent base simulation.

Download my CV Here

Download my Masters Thesis Here!

Publications and Papers



Feel free to email me at tratch [at] cs [dot] mcgill [dot] ca.
You can also follow me on twitter : @tjratch.

In the News and on the web!


One of my hobbies is taking pictures.