You can contact me at -

Flatiron Office: Flatiron Insitute Center for Computational Astrophysics, 162 Fifth Avenue, New York, NY 10010 USA

Rutgers Office: Department of Physics and Astronomy, Rutgers University, 136 Frelinghuysen Road, Piscataway, NJ 08854, USA

Email: morr -at- or matt.orr -at-

I do not maintain any social media presence for professional purposes.
The above means are the best way to contact me regarding scientific or professional matters.